421174915203

素因数分解:

$3^1\times 7^1\times {\mathrm{743}}^1\times {\mathrm{26993201}}^1$

素因数の和:26993954

約数の個数: 16

約数和(自身を含む): 642654153216

約数和(自身を除く): 221479238013

約数列:

[1, 3, 7, 21, 743, 2229, 5201, 15603, 26993201, 80979603, 188952407, 566857221, 20055948343, 60167845029, 140391638401, 421174915203]

約数ペア:

[(1, 421174915203), (3, 140391638401), (7, 60167845029), (21, 20055948343), (743, 566857221), (2229, 188952407), (5201, 80979603), (15603, 26993201)]