21638814

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{5407}}^1$

素因数の和:5464

約数の個数: 32

約数和(自身を含む): 46725120

約数和(自身を除く): 25086306

約数列:

[1, 2, 3, 6, 23, 29, 46, 58, 69, 87, 138, 174, 667, 1334, 2001, 4002, 5407, 10814, 16221, 32442, 124361, 156803, 248722, 313606, 373083, 470409, 746166, 940818, 3606469, 7212938, 10819407, 21638814]

約数ペア:

[(1, 21638814), (2, 10819407), (3, 7212938), (6, 3606469), (23, 940818), (29, 746166), (46, 470409), (58, 373083), (69, 313606), (87, 248722), (138, 156803), (174, 124361), (667, 32442), (1334, 16221), (2001, 10814), (4002, 5407)]