21137112010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{772273}}^1$

素因数の和:772327

約数の個数: 64

約数和(自身を含む): 48041620992

約数和(自身を除く): 26904508982

約数列:

[1, 2, 5, 7, 10, 14, 17, 23, 34, 35, 46, 70, 85, 115, 119, 161, 170, 230, 238, 322, 391, 595, 782, 805, 1190, 1610, 1955, 2737, 3910, 5474, 13685, 27370, 772273, 1544546, 3861365, 5405911, 7722730, 10811822, 13128641, 17762279, 26257282, 27029555, 35524558, 54059110, 65643205, 88811395, 91900487, 124335953, 131286410, 177622790, 183800974, 248671906, 301958743, 459502435, 603917486, 621679765, 919004870, 1243359530, 1509793715, 2113711201, 3019587430, 4227422402, 10568556005, 21137112010]

約数ペア:

[(1, 21137112010), (2, 10568556005), (5, 4227422402), (7, 3019587430), (10, 2113711201), (14, 1509793715), (17, 1243359530), (23, 919004870), (34, 621679765), (35, 603917486), (46, 459502435), (70, 301958743), (85, 248671906), (115, 183800974), (119, 177622790), (161, 131286410), (170, 124335953), (230, 91900487), (238, 88811395), (322, 65643205), (391, 54059110), (595, 35524558), (782, 27029555), (805, 26257282), (1190, 17762279), (1610, 13128641), (1955, 10811822), (2737, 7722730), (3910, 5405911), (5474, 3861365), (13685, 1544546), (27370, 772273)]