21555492

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{5237}}^1$

素因数の和:5265

約数の個数: 48

約数和(自身を含む): 58665600

約数和(自身を除く): 37110108

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 343, 588, 686, 1029, 1372, 2058, 4116, 5237, 10474, 15711, 20948, 31422, 36659, 62844, 73318, 109977, 146636, 219954, 256613, 439908, 513226, 769839, 1026452, 1539678, 1796291, 3079356, 3592582, 5388873, 7185164, 10777746, 21555492]

約数ペア:

[(1, 21555492), (2, 10777746), (3, 7185164), (4, 5388873), (6, 3592582), (7, 3079356), (12, 1796291), (14, 1539678), (21, 1026452), (28, 769839), (42, 513226), (49, 439908), (84, 256613), (98, 219954), (147, 146636), (196, 109977), (294, 73318), (343, 62844), (588, 36659), (686, 31422), (1029, 20948), (1372, 15711), (2058, 10474), (4116, 5237)]