21089910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{2917}}^1$

素因数の和:3168

約数の個数: 32

約数和(自身を含む): 50843232

約数和(自身を除く): 29753322

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 241, 482, 723, 1205, 1446, 2410, 2917, 3615, 5834, 7230, 8751, 14585, 17502, 29170, 43755, 87510, 702997, 1405994, 2108991, 3514985, 4217982, 7029970, 10544955, 21089910]

約数ペア:

[(1, 21089910), (2, 10544955), (3, 7029970), (5, 4217982), (6, 3514985), (10, 2108991), (15, 1405994), (30, 702997), (241, 87510), (482, 43755), (723, 29170), (1205, 17502), (1446, 14585), (2410, 8751), (2917, 7230), (3615, 5834)]