21798060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{8861}}^1$

素因数の和:8914

約数の個数: 48

約数和(自身を含む): 62530272

約数和(自身を除く): 40732212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 820, 1230, 2460, 8861, 17722, 26583, 35444, 44305, 53166, 88610, 106332, 132915, 177220, 265830, 363301, 531660, 726602, 1089903, 1453204, 1816505, 2179806, 3633010, 4359612, 5449515, 7266020, 10899030, 21798060]

約数ペア:

[(1, 21798060), (2, 10899030), (3, 7266020), (4, 5449515), (5, 4359612), (6, 3633010), (10, 2179806), (12, 1816505), (15, 1453204), (20, 1089903), (30, 726602), (41, 531660), (60, 363301), (82, 265830), (123, 177220), (164, 132915), (205, 106332), (246, 88610), (410, 53166), (492, 44305), (615, 35444), (820, 26583), (1230, 17722), (2460, 8861)]