21054599786

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{621043}}^1$

素因数の和:621146

約数の個数: 32

約数和(自身を含む): 36487577088

約数和(自身を除く): 15432977302

約数列:

[1, 2, 11, 22, 23, 46, 67, 134, 253, 506, 737, 1474, 1541, 3082, 16951, 33902, 621043, 1242086, 6831473, 13662946, 14283989, 28567978, 41609881, 83219762, 157123879, 314247758, 457708691, 915417382, 957027263, 1914054526, 10527299893, 21054599786]

約数ペア:

[(1, 21054599786), (2, 10527299893), (11, 1914054526), (22, 957027263), (23, 915417382), (46, 457708691), (67, 314247758), (134, 157123879), (253, 83219762), (506, 41609881), (737, 28567978), (1474, 14283989), (1541, 13662946), (3082, 6831473), (16951, 1242086), (33902, 621043)]