21103655830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{463511}}^1$

素因数の和:463704

約数の個数: 32

約数和(自身を含む): 39546843840

約数和(自身を除く): 18443188010

約数列:

[1, 2, 5, 10, 29, 58, 145, 157, 290, 314, 785, 1570, 4553, 9106, 22765, 45530, 463511, 927022, 2317555, 4635110, 13441819, 26883638, 67209095, 72771227, 134418190, 145542454, 363856135, 727712270, 2110365583, 4220731166, 10551827915, 21103655830]

約数ペア:

[(1, 21103655830), (2, 10551827915), (5, 4220731166), (10, 2110365583), (29, 727712270), (58, 363856135), (145, 145542454), (157, 134418190), (290, 72771227), (314, 67209095), (785, 26883638), (1570, 13441819), (4553, 4635110), (9106, 2317555), (22765, 927022), (45530, 463511)]