21877170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5483}}^1$

素因数の和:5519

約数の個数: 64

約数和(自身を含む): 63175680

約数和(自身を除く): 41298510

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 30, 35, 38, 42, 57, 70, 95, 105, 114, 133, 190, 210, 266, 285, 399, 570, 665, 798, 1330, 1995, 3990, 5483, 10966, 16449, 27415, 32898, 38381, 54830, 76762, 82245, 104177, 115143, 164490, 191905, 208354, 230286, 312531, 383810, 520885, 575715, 625062, 729239, 1041770, 1151430, 1458478, 1562655, 2187717, 3125310, 3646195, 4375434, 7292390, 10938585, 21877170]

約数ペア:

[(1, 21877170), (2, 10938585), (3, 7292390), (5, 4375434), (6, 3646195), (7, 3125310), (10, 2187717), (14, 1562655), (15, 1458478), (19, 1151430), (21, 1041770), (30, 729239), (35, 625062), (38, 575715), (42, 520885), (57, 383810), (70, 312531), (95, 230286), (105, 208354), (114, 191905), (133, 164490), (190, 115143), (210, 104177), (266, 82245), (285, 76762), (399, 54830), (570, 38381), (665, 32898), (798, 27415), (1330, 16449), (1995, 10966), (3990, 5483)]