21203308

素因数分解:

$2^2\times 7^1\times {\mathrm{593}}^1\times {\mathrm{1277}}^1$

素因数の和:1881

約数の個数: 24

約数和(自身を含む): 42511392

約数和(自身を除く): 21308084

約数列:

[1, 2, 4, 7, 14, 28, 593, 1186, 1277, 2372, 2554, 4151, 5108, 8302, 8939, 16604, 17878, 35756, 757261, 1514522, 3029044, 5300827, 10601654, 21203308]

約数ペア:

[(1, 21203308), (2, 10601654), (4, 5300827), (7, 3029044), (14, 1514522), (28, 757261), (593, 35756), (1186, 17878), (1277, 16604), (2372, 8939), (2554, 8302), (4151, 5108)]