21432120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{178601}}^1$

素因数の和:178615

約数の個数: 32

約数和(自身を含む): 64296720

約数和(自身を除く): 42864600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 178601, 357202, 535803, 714404, 893005, 1071606, 1428808, 1786010, 2143212, 2679015, 3572020, 4286424, 5358030, 7144040, 10716060, 21432120]

約数ペア:

[(1, 21432120), (2, 10716060), (3, 7144040), (4, 5358030), (5, 4286424), (6, 3572020), (8, 2679015), (10, 2143212), (12, 1786010), (15, 1428808), (20, 1071606), (24, 893005), (30, 714404), (40, 535803), (60, 357202), (120, 178601)]