21167350501

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{400313}}^1$

素因数の和:400377

約数の個数: 24

約数和(自身を含む): 25556045760

約数和(自身を除く): 4388695259

約数列:

[1, 11, 19, 23, 121, 209, 253, 437, 2299, 2783, 4807, 52877, 400313, 4403443, 7605947, 9207199, 48437873, 83665417, 101279189, 174936781, 920319587, 1114071079, 1924304591, 21167350501]

約数ペア:

[(1, 21167350501), (11, 1924304591), (19, 1114071079), (23, 920319587), (121, 174936781), (209, 101279189), (253, 83665417), (437, 48437873), (2299, 9207199), (2783, 7605947), (4807, 4403443), (52877, 400313)]