21642894

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:282

約数の個数: 96

約数和(自身を含む): 58828224

約数和(自身を除く): 37185330

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 73, 78, 91, 117, 126, 146, 181, 182, 219, 234, 273, 362, 438, 511, 543, 546, 657, 819, 949, 1022, 1086, 1267, 1314, 1533, 1629, 1638, 1898, 2353, 2534, 2847, 3066, 3258, 3801, 4599, 4706, 5694, 6643, 7059, 7602, 8541, 9198, 11403, 13213, 13286, 14118, 16471, 17082, 19929, 21177, 22806, 26426, 32942, 39639, 39858, 42354, 49413, 59787, 79278, 92491, 98826, 118917, 119574, 148239, 171769, 184982, 237834, 277473, 296478, 343538, 515307, 554946, 832419, 1030614, 1202383, 1545921, 1664838, 2404766, 3091842, 3607149, 7214298, 10821447, 21642894]

約数ペア:

[(1, 21642894), (2, 10821447), (3, 7214298), (6, 3607149), (7, 3091842), (9, 2404766), (13, 1664838), (14, 1545921), (18, 1202383), (21, 1030614), (26, 832419), (39, 554946), (42, 515307), (63, 343538), (73, 296478), (78, 277473), (91, 237834), (117, 184982), (126, 171769), (146, 148239), (181, 119574), (182, 118917), (219, 98826), (234, 92491), (273, 79278), (362, 59787), (438, 49413), (511, 42354), (543, 39858), (546, 39639), (657, 32942), (819, 26426), (949, 22806), (1022, 21177), (1086, 19929), (1267, 17082), (1314, 16471), (1533, 14118), (1629, 13286), (1638, 13213), (1898, 11403), (2353, 9198), (2534, 8541), (2847, 7602), (3066, 7059), (3258, 6643), (3801, 5694), (4599, 4706)]