21908376

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2557}}^1$

素因数の和:2593

約数の個数: 96

約数和(自身を含む): 71828640

約数和(自身を除く): 49920264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 28, 34, 36, 42, 51, 56, 63, 68, 72, 84, 102, 119, 126, 136, 153, 168, 204, 238, 252, 306, 357, 408, 476, 504, 612, 714, 952, 1071, 1224, 1428, 2142, 2557, 2856, 4284, 5114, 7671, 8568, 10228, 15342, 17899, 20456, 23013, 30684, 35798, 43469, 46026, 53697, 61368, 71596, 86938, 92052, 107394, 130407, 143192, 161091, 173876, 184104, 214788, 260814, 304283, 322182, 347752, 391221, 429576, 521628, 608566, 644364, 782442, 912849, 1043256, 1217132, 1288728, 1564884, 1825698, 2434264, 2738547, 3129768, 3651396, 5477094, 7302792, 10954188, 21908376]

約数ペア:

[(1, 21908376), (2, 10954188), (3, 7302792), (4, 5477094), (6, 3651396), (7, 3129768), (8, 2738547), (9, 2434264), (12, 1825698), (14, 1564884), (17, 1288728), (18, 1217132), (21, 1043256), (24, 912849), (28, 782442), (34, 644364), (36, 608566), (42, 521628), (51, 429576), (56, 391221), (63, 347752), (68, 322182), (72, 304283), (84, 260814), (102, 214788), (119, 184104), (126, 173876), (136, 161091), (153, 143192), (168, 130407), (204, 107394), (238, 92052), (252, 86938), (306, 71596), (357, 61368), (408, 53697), (476, 46026), (504, 43469), (612, 35798), (714, 30684), (952, 23013), (1071, 20456), (1224, 17899), (1428, 15342), (2142, 10228), (2557, 8568), (2856, 7671), (4284, 5114)]