21034524

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:535

約数の個数: 72

約数和(自身を含む): 57915648

約数和(自身を除く): 36881124

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 83, 84, 98, 147, 166, 196, 249, 294, 332, 431, 498, 581, 588, 862, 996, 1162, 1293, 1724, 1743, 2324, 2586, 3017, 3486, 4067, 5172, 6034, 6972, 8134, 9051, 12068, 12201, 16268, 18102, 21119, 24402, 35773, 36204, 42238, 48804, 63357, 71546, 84476, 107319, 126714, 143092, 214638, 250411, 253428, 429276, 500822, 751233, 1001644, 1502466, 1752877, 3004932, 3505754, 5258631, 7011508, 10517262, 21034524]

約数ペア:

[(1, 21034524), (2, 10517262), (3, 7011508), (4, 5258631), (6, 3505754), (7, 3004932), (12, 1752877), (14, 1502466), (21, 1001644), (28, 751233), (42, 500822), (49, 429276), (83, 253428), (84, 250411), (98, 214638), (147, 143092), (166, 126714), (196, 107319), (249, 84476), (294, 71546), (332, 63357), (431, 48804), (498, 42238), (581, 36204), (588, 35773), (862, 24402), (996, 21119), (1162, 18102), (1293, 16268), (1724, 12201), (1743, 12068), (2324, 9051), (2586, 8134), (3017, 6972), (3486, 6034), (4067, 5172)]