21886956

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:181

約数の個数: 192

約数和(自身を含む): 74511360

約数和(自身を除く): 52624404

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 17, 18, 21, 26, 27, 28, 34, 36, 39, 42, 51, 52, 54, 63, 68, 78, 84, 91, 102, 108, 117, 119, 126, 131, 153, 156, 182, 189, 204, 221, 234, 238, 252, 262, 273, 306, 351, 357, 364, 378, 393, 442, 459, 468, 476, 524, 546, 612, 663, 702, 714, 756, 786, 819, 884, 917, 918, 1071, 1092, 1179, 1326, 1404, 1428, 1547, 1572, 1638, 1703, 1834, 1836, 1989, 2142, 2227, 2358, 2457, 2652, 2751, 3094, 3213, 3276, 3406, 3537, 3668, 3978, 4284, 4454, 4641, 4716, 4914, 5109, 5502, 5967, 6188, 6426, 6681, 6812, 7074, 7956, 8253, 8908, 9282, 9828, 10218, 11004, 11921, 11934, 12852, 13362, 13923, 14148, 15327, 15589, 16506, 18564, 20043, 20436, 23842, 23868, 24759, 26724, 27846, 28951, 30654, 31178, 33012, 35763, 40086, 41769, 45981, 46767, 47684, 49518, 55692, 57902, 60129, 61308, 62356, 71526, 80172, 83538, 86853, 91962, 93534, 99036, 107289, 115804, 120258, 140301, 143052, 167076, 173706, 183924, 187068, 202657, 214578, 240516, 260559, 280602, 321867, 347412, 405314, 420903, 429156, 521118, 561204, 607971, 643734, 781677, 810628, 841806, 1042236, 1215942, 1287468, 1563354, 1683612, 1823913, 2431884, 3126708, 3647826, 5471739, 7295652, 10943478, 21886956]

約数ペア:

[(1, 21886956), (2, 10943478), (3, 7295652), (4, 5471739), (6, 3647826), (7, 3126708), (9, 2431884), (12, 1823913), (13, 1683612), (14, 1563354), (17, 1287468), (18, 1215942), (21, 1042236), (26, 841806), (27, 810628), (28, 781677), (34, 643734), (36, 607971), (39, 561204), (42, 521118), (51, 429156), (52, 420903), (54, 405314), (63, 347412), (68, 321867), (78, 280602), (84, 260559), (91, 240516), (102, 214578), (108, 202657), (117, 187068), (119, 183924), (126, 173706), (131, 167076), (153, 143052), (156, 140301), (182, 120258), (189, 115804), (204, 107289), (221, 99036), (234, 93534), (238, 91962), (252, 86853), (262, 83538), (273, 80172), (306, 71526), (351, 62356), (357, 61308), (364, 60129), (378, 57902), (393, 55692), (442, 49518), (459, 47684), (468, 46767), (476, 45981), (524, 41769), (546, 40086), (612, 35763), (663, 33012), (702, 31178), (714, 30654), (756, 28951), (786, 27846), (819, 26724), (884, 24759), (917, 23868), (918, 23842), (1071, 20436), (1092, 20043), (1179, 18564), (1326, 16506), (1404, 15589), (1428, 15327), (1547, 14148), (1572, 13923), (1638, 13362), (1703, 12852), (1834, 11934), (1836, 11921), (1989, 11004), (2142, 10218), (2227, 9828), (2358, 9282), (2457, 8908), (2652, 8253), (2751, 7956), (3094, 7074), (3213, 6812), (3276, 6681), (3406, 6426), (3537, 6188), (3668, 5967), (3978, 5502), (4284, 5109), (4454, 4914), (4641, 4716)]