21799792

素因数分解:

$2^4\times 7^1\times {\mathrm{59}}^1\times {\mathrm{3299}}^1$

素因数の和:3373

約数の個数: 40

約数和(自身を含む): 49104000

約数和(自身を除く): 27304208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 59, 112, 118, 236, 413, 472, 826, 944, 1652, 3299, 3304, 6598, 6608, 13196, 23093, 26392, 46186, 52784, 92372, 184744, 194641, 369488, 389282, 778564, 1362487, 1557128, 2724974, 3114256, 5449948, 10899896, 21799792]

約数ペア:

[(1, 21799792), (2, 10899896), (4, 5449948), (7, 3114256), (8, 2724974), (14, 1557128), (16, 1362487), (28, 778564), (56, 389282), (59, 369488), (112, 194641), (118, 184744), (236, 92372), (413, 52784), (472, 46186), (826, 26392), (944, 23093), (1652, 13196), (3299, 6608), (3304, 6598)]