21404030

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{3209}}^1$

素因数の和:3268

約数の個数: 32

約数和(自身を含む): 41601600

約数和(自身を除く): 20197570

約数列:

[1, 2, 5, 10, 23, 29, 46, 58, 115, 145, 230, 290, 667, 1334, 3209, 3335, 6418, 6670, 16045, 32090, 73807, 93061, 147614, 186122, 369035, 465305, 738070, 930610, 2140403, 4280806, 10702015, 21404030]

約数ペア:

[(1, 21404030), (2, 10702015), (5, 4280806), (10, 2140403), (23, 930610), (29, 738070), (46, 465305), (58, 369035), (115, 186122), (145, 147614), (230, 93061), (290, 73807), (667, 32090), (1334, 16045), (3209, 6670), (3335, 6418)]