21304814090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1\times {\mathrm{6827}}^1$

素因数の和:7359

約数の個数: 64

約数和(自身を含む): 44343763200

約数和(自身を除く): 23038949110

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 409, 545, 763, 818, 1090, 1526, 2045, 2863, 3815, 4090, 5726, 6827, 7630, 13654, 14315, 28630, 34135, 44581, 47789, 68270, 89162, 95578, 222905, 238945, 312067, 445810, 477890, 624134, 744143, 1488286, 1560335, 2792243, 3120670, 3720715, 5209001, 5584486, 7441430, 10418002, 13961215, 19545701, 26045005, 27922430, 39091402, 52090010, 97728505, 195457010, 304354487, 608708974, 1521772435, 2130481409, 3043544870, 4260962818, 10652407045, 21304814090]

約数ペア:

[(1, 21304814090), (2, 10652407045), (5, 4260962818), (7, 3043544870), (10, 2130481409), (14, 1521772435), (35, 608708974), (70, 304354487), (109, 195457010), (218, 97728505), (409, 52090010), (545, 39091402), (763, 27922430), (818, 26045005), (1090, 19545701), (1526, 13961215), (2045, 10418002), (2863, 7441430), (3815, 5584486), (4090, 5209001), (5726, 3720715), (6827, 3120670), (7630, 2792243), (13654, 1560335), (14315, 1488286), (28630, 744143), (34135, 624134), (44581, 477890), (47789, 445810), (68270, 312067), (89162, 238945), (95578, 222905)]