21088896088

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{3324227}}^1$

素因数の和:3324307

約数の個数: 32

約数和(自身を含む): 43281448560

約数和(自身を除く): 22192552472

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 3324227, 6648454, 13296908, 26593816, 43214951, 86429902, 172859804, 202777847, 345719608, 405555694, 811111388, 1622222776, 2636112011, 5272224022, 10544448044, 21088896088]

約数ペア:

[(1, 21088896088), (2, 10544448044), (4, 5272224022), (8, 2636112011), (13, 1622222776), (26, 811111388), (52, 405555694), (61, 345719608), (104, 202777847), (122, 172859804), (244, 86429902), (488, 43214951), (793, 26593816), (1586, 13296908), (3172, 6648454), (6344, 3324227)]