21000228260

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{95455583}}^1$

素因数の和:95455603

約数の個数: 24

約数和(自身を含む): 48109614336

約数和(自身を除く): 27109386076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 95455583, 190911166, 381822332, 477277915, 954555830, 1050011413, 1909111660, 2100022826, 4200045652, 5250057065, 10500114130, 21000228260]

約数ペア:

[(1, 21000228260), (2, 10500114130), (4, 5250057065), (5, 4200045652), (10, 2100022826), (11, 1909111660), (20, 1050011413), (22, 954555830), (44, 477277915), (55, 381822332), (110, 190911166), (220, 95455583)]