21502026

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13127}}^1$

素因数の和:13155

約数の個数: 48

約数和(自身を含む): 57343104

約数和(自身を除く): 35841078

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 13127, 26254, 39381, 78762, 91889, 118143, 170651, 183778, 236286, 275667, 341302, 511953, 551334, 827001, 1023906, 1194557, 1535859, 1654002, 2389114, 3071718, 3583671, 7167342, 10751013, 21502026]

約数ペア:

[(1, 21502026), (2, 10751013), (3, 7167342), (6, 3583671), (7, 3071718), (9, 2389114), (13, 1654002), (14, 1535859), (18, 1194557), (21, 1023906), (26, 827001), (39, 551334), (42, 511953), (63, 341302), (78, 275667), (91, 236286), (117, 183778), (126, 170651), (182, 118143), (234, 91889), (273, 78762), (546, 39381), (819, 26254), (1638, 13127)]