21528060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{599}}^2$

素因数の和:1210

約数の個数: 36

約数和(自身を含む): 60379368

約数和(自身を除く): 38851308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 599, 1198, 1797, 2396, 2995, 3594, 5990, 7188, 8985, 11980, 17970, 35940, 358801, 717602, 1076403, 1435204, 1794005, 2152806, 3588010, 4305612, 5382015, 7176020, 10764030, 21528060]

約数ペア:

[(1, 21528060), (2, 10764030), (3, 7176020), (4, 5382015), (5, 4305612), (6, 3588010), (10, 2152806), (12, 1794005), (15, 1435204), (20, 1076403), (30, 717602), (60, 358801), (599, 35940), (1198, 17970), (1797, 11980), (2396, 8985), (2995, 7188), (3594, 5990)]