21759444

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1093}}^1$

素因数の和:1189

約数の個数: 72

約数和(自身を含む): 63714560

約数和(自身を除く): 41955116

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1093, 1106, 1422, 1659, 2186, 2212, 2844, 3279, 3318, 4372, 4977, 6558, 6636, 7651, 9837, 9954, 13116, 15302, 19674, 19908, 22953, 30604, 39348, 45906, 68859, 86347, 91812, 137718, 172694, 259041, 275436, 345388, 518082, 604429, 777123, 1036164, 1208858, 1554246, 1813287, 2417716, 3108492, 3626574, 5439861, 7253148, 10879722, 21759444]

約数ペア:

[(1, 21759444), (2, 10879722), (3, 7253148), (4, 5439861), (6, 3626574), (7, 3108492), (9, 2417716), (12, 1813287), (14, 1554246), (18, 1208858), (21, 1036164), (28, 777123), (36, 604429), (42, 518082), (63, 345388), (79, 275436), (84, 259041), (126, 172694), (158, 137718), (237, 91812), (252, 86347), (316, 68859), (474, 45906), (553, 39348), (711, 30604), (948, 22953), (1093, 19908), (1106, 19674), (1422, 15302), (1659, 13116), (2186, 9954), (2212, 9837), (2844, 7651), (3279, 6636), (3318, 6558), (4372, 4977)]