21546810

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{8867}}^1$

素因数の和:8889

約数の個数: 48

約数和(自身を含む): 58103136

約数和(自身を除く): 36556326

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 8867, 17734, 26601, 44335, 53202, 79803, 88670, 133005, 159606, 239409, 266010, 399015, 478818, 718227, 798030, 1197045, 1436454, 2154681, 2394090, 3591135, 4309362, 7182270, 10773405, 21546810]

約数ペア:

[(1, 21546810), (2, 10773405), (3, 7182270), (5, 4309362), (6, 3591135), (9, 2394090), (10, 2154681), (15, 1436454), (18, 1197045), (27, 798030), (30, 718227), (45, 478818), (54, 399015), (81, 266010), (90, 239409), (135, 159606), (162, 133005), (243, 88670), (270, 79803), (405, 53202), (486, 44335), (810, 26601), (1215, 17734), (2430, 8867)]