21196062

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:329

約数の個数: 48

約数和(自身を含む): 47258640

約数和(自身を除く): 26062578

約数列:

[1, 2, 3, 6, 9, 18, 89, 101, 131, 178, 202, 262, 267, 303, 393, 534, 606, 786, 801, 909, 1179, 1602, 1818, 2358, 8989, 11659, 13231, 17978, 23318, 26462, 26967, 34977, 39693, 53934, 69954, 79386, 80901, 104931, 119079, 161802, 209862, 238158, 1177559, 2355118, 3532677, 7065354, 10598031, 21196062]

約数ペア:

[(1, 21196062), (2, 10598031), (3, 7065354), (6, 3532677), (9, 2355118), (18, 1177559), (89, 238158), (101, 209862), (131, 161802), (178, 119079), (202, 104931), (262, 80901), (267, 79386), (303, 69954), (393, 53934), (534, 39693), (606, 34977), (786, 26967), (801, 26462), (909, 23318), (1179, 17978), (1602, 13231), (1818, 11659), (2358, 8989)]