21781119366

素因数分解:

$2^1\times 3^2\times {\mathrm{331}}^1\times {\mathrm{983}}^1\times {\mathrm{3719}}^1$

素因数の和:5041

約数の個数: 48

約数和(自身を含む): 47395895040

約数和(自身を除く): 25614775674

約数列:

[1, 2, 3, 6, 9, 18, 331, 662, 983, 993, 1966, 1986, 2949, 2979, 3719, 5898, 5958, 7438, 8847, 11157, 17694, 22314, 33471, 66942, 325373, 650746, 976119, 1230989, 1952238, 2461978, 2928357, 3655777, 3692967, 5856714, 7311554, 7385934, 10967331, 11078901, 21934662, 22157802, 32901993, 65803986, 1210062187, 2420124374, 3630186561, 7260373122, 10890559683, 21781119366]

約数ペア:

[(1, 21781119366), (2, 10890559683), (3, 7260373122), (6, 3630186561), (9, 2420124374), (18, 1210062187), (331, 65803986), (662, 32901993), (983, 22157802), (993, 21934662), (1966, 11078901), (1986, 10967331), (2949, 7385934), (2979, 7311554), (3719, 5856714), (5898, 3692967), (5958, 3655777), (7438, 2928357), (8847, 2461978), (11157, 1952238), (17694, 1230989), (22314, 976119), (33471, 650746), (66942, 325373)]