21936474

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{443}}^1$

素因数の和:592

約数の個数: 64

約数和(自身を含む): 56263680

約数和(自身を除く): 34327206

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 131, 189, 262, 378, 393, 443, 786, 886, 917, 1179, 1329, 1834, 2358, 2658, 2751, 3101, 3537, 3987, 5502, 6202, 7074, 7974, 8253, 9303, 11961, 16506, 18606, 23922, 24759, 27909, 49518, 55818, 58033, 83727, 116066, 167454, 174099, 348198, 406231, 522297, 812462, 1044594, 1218693, 1566891, 2437386, 3133782, 3656079, 7312158, 10968237, 21936474]

約数ペア:

[(1, 21936474), (2, 10968237), (3, 7312158), (6, 3656079), (7, 3133782), (9, 2437386), (14, 1566891), (18, 1218693), (21, 1044594), (27, 812462), (42, 522297), (54, 406231), (63, 348198), (126, 174099), (131, 167454), (189, 116066), (262, 83727), (378, 58033), (393, 55818), (443, 49518), (786, 27909), (886, 24759), (917, 23922), (1179, 18606), (1329, 16506), (1834, 11961), (2358, 9303), (2658, 8253), (2751, 7974), (3101, 7074), (3537, 6202), (3987, 5502)]