21473390

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{613}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 40317696

約数和(自身を除く): 18844306

約数列:

[1, 2, 5, 10, 31, 62, 113, 155, 226, 310, 565, 613, 1130, 1226, 3065, 3503, 6130, 7006, 17515, 19003, 35030, 38006, 69269, 95015, 138538, 190030, 346345, 692690, 2147339, 4294678, 10736695, 21473390]

約数ペア:

[(1, 21473390), (2, 10736695), (5, 4294678), (10, 2147339), (31, 692690), (62, 346345), (113, 190030), (155, 138538), (226, 95015), (310, 69269), (565, 38006), (613, 35030), (1130, 19003), (1226, 17515), (3065, 7006), (3503, 6130)]