21583212

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{2887}}^1$

素因数の和:2990

約数の個数: 48

約数和(自身を含む): 58222080

約数和(自身を除く): 36638868

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 89, 178, 267, 356, 534, 623, 1068, 1246, 1869, 2492, 2887, 3738, 5774, 7476, 8661, 11548, 17322, 20209, 34644, 40418, 60627, 80836, 121254, 242508, 256943, 513886, 770829, 1027772, 1541658, 1798601, 3083316, 3597202, 5395803, 7194404, 10791606, 21583212]

約数ペア:

[(1, 21583212), (2, 10791606), (3, 7194404), (4, 5395803), (6, 3597202), (7, 3083316), (12, 1798601), (14, 1541658), (21, 1027772), (28, 770829), (42, 513886), (84, 256943), (89, 242508), (178, 121254), (267, 80836), (356, 60627), (534, 40418), (623, 34644), (1068, 20209), (1246, 17322), (1869, 11548), (2492, 8661), (2887, 7476), (3738, 5774)]