21507848891

素因数分解:

${\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1\times {\mathrm{5171}}^1$

素因数の和:5722

約数の個数: 16

約数和(自身を含む): 21990019968

約数和(自身を除く): 482171077

約数列:

[1, 73, 227, 251, 5171, 16571, 18323, 56977, 377483, 1173817, 1297921, 4159321, 85688641, 94748233, 294628067, 21507848891]

約数ペア:

[(1, 21507848891), (73, 294628067), (227, 94748233), (251, 85688641), (5171, 4159321), (16571, 1297921), (18323, 1173817), (56977, 377483)]