21332156958

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{221891}}^1$

素因数の和:222022

約数の個数: 72

約数和(自身を含む): 54259250760

約数和(自身を除く): 32927093802

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 109, 126, 147, 218, 294, 327, 441, 654, 763, 882, 981, 1526, 1962, 2289, 4578, 5341, 6867, 10682, 13734, 16023, 32046, 48069, 96138, 221891, 443782, 665673, 1331346, 1553237, 1997019, 3106474, 3994038, 4659711, 9319422, 10872659, 13979133, 21745318, 24186119, 27958266, 32617977, 48372238, 65235954, 72558357, 97853931, 145116714, 169302833, 195707862, 217675071, 338605666, 435350142, 507908499, 1015816998, 1185119831, 1523725497, 2370239662, 3047450994, 3555359493, 7110718986, 10666078479, 21332156958]

約数ペア:

[(1, 21332156958), (2, 10666078479), (3, 7110718986), (6, 3555359493), (7, 3047450994), (9, 2370239662), (14, 1523725497), (18, 1185119831), (21, 1015816998), (42, 507908499), (49, 435350142), (63, 338605666), (98, 217675071), (109, 195707862), (126, 169302833), (147, 145116714), (218, 97853931), (294, 72558357), (327, 65235954), (441, 48372238), (654, 32617977), (763, 27958266), (882, 24186119), (981, 21745318), (1526, 13979133), (1962, 10872659), (2289, 9319422), (4578, 4659711), (5341, 3994038), (6867, 3106474), (10682, 1997019), (13734, 1553237), (16023, 1331346), (32046, 665673), (48069, 443782), (96138, 221891)]