21996098210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{129388813}}^1$

素因数の和:129388837

約数の個数: 16

約数和(自身を含む): 41921975736

約数和(自身を除く): 19925877526

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 129388813, 258777626, 646944065, 1293888130, 2199609821, 4399219642, 10998049105, 21996098210]

約数ペア:

[(1, 21996098210), (2, 10998049105), (5, 4399219642), (10, 2199609821), (17, 1293888130), (34, 646944065), (85, 258777626), (170, 129388813)]