21298536

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{6037}}^1$

素因数の和:6063

約数の個数: 72

約数和(自身を含む): 67112370

約数和(自身を除く): 45813834

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 6037, 12074, 18111, 24148, 36222, 42259, 48296, 54333, 72444, 84518, 108666, 126777, 144888, 169036, 217332, 253554, 295813, 338072, 380331, 434664, 507108, 591626, 760662, 887439, 1014216, 1183252, 1521324, 1774878, 2366504, 2662317, 3042648, 3549756, 5324634, 7099512, 10649268, 21298536]

約数ペア:

[(1, 21298536), (2, 10649268), (3, 7099512), (4, 5324634), (6, 3549756), (7, 3042648), (8, 2662317), (9, 2366504), (12, 1774878), (14, 1521324), (18, 1183252), (21, 1014216), (24, 887439), (28, 760662), (36, 591626), (42, 507108), (49, 434664), (56, 380331), (63, 338072), (72, 295813), (84, 253554), (98, 217332), (126, 169036), (147, 144888), (168, 126777), (196, 108666), (252, 84518), (294, 72444), (392, 54333), (441, 48296), (504, 42259), (588, 36222), (882, 24148), (1176, 18111), (1764, 12074), (3528, 6037)]