21316170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{30893}}^1$

素因数の和:30926

約数の個数: 32

約数和(自身を含む): 53384832

約数和(自身を除く): 32068662

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 30893, 61786, 92679, 154465, 185358, 308930, 463395, 710539, 926790, 1421078, 2131617, 3552695, 4263234, 7105390, 10658085, 21316170]

約数ペア:

[(1, 21316170), (2, 10658085), (3, 7105390), (5, 4263234), (6, 3552695), (10, 2131617), (15, 1421078), (23, 926790), (30, 710539), (46, 463395), (69, 308930), (115, 185358), (138, 154465), (230, 92679), (345, 61786), (690, 30893)]