21536703580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2897}}^1\times {\mathrm{53101}}^1$

素因数の和:56014

約数の個数: 48

約数和(自身を含む): 51706904256

約数和(自身を除く): 30170200676

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2897, 5794, 11588, 14485, 20279, 28970, 40558, 53101, 57940, 81116, 101395, 106202, 202790, 212404, 265505, 371707, 405580, 531010, 743414, 1062020, 1486828, 1858535, 3717070, 7434140, 153833597, 307667194, 615334388, 769167985, 1076835179, 1538335970, 2153670358, 3076671940, 4307340716, 5384175895, 10768351790, 21536703580]

約数ペア:

[(1, 21536703580), (2, 10768351790), (4, 5384175895), (5, 4307340716), (7, 3076671940), (10, 2153670358), (14, 1538335970), (20, 1076835179), (28, 769167985), (35, 615334388), (70, 307667194), (140, 153833597), (2897, 7434140), (5794, 3717070), (11588, 1858535), (14485, 1486828), (20279, 1062020), (28970, 743414), (40558, 531010), (53101, 405580), (57940, 371707), (81116, 265505), (101395, 212404), (106202, 202790)]