21477495310

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1\times {\mathrm{420221}}^1$

素因数の和:420516

約数の個数: 32

約数和(自身を含む): 40845578400

約数和(自身を除く): 19368083090

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 269, 538, 1345, 2690, 5111, 10222, 25555, 51110, 420221, 840442, 2101105, 4202210, 7984199, 15968398, 39920995, 79841990, 113039449, 226078898, 565197245, 1130394490, 2147749531, 4295499062, 10738747655, 21477495310]

約数ペア:

[(1, 21477495310), (2, 10738747655), (5, 4295499062), (10, 2147749531), (19, 1130394490), (38, 565197245), (95, 226078898), (190, 113039449), (269, 79841990), (538, 39920995), (1345, 15968398), (2690, 7984199), (5111, 4202210), (10222, 2101105), (25555, 840442), (51110, 420221)]