21642156967

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{541}}^1\times {\mathrm{577}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 23683665600

約数和(自身を除く): 2041508633

約数列:

[1, 19, 41, 89, 541, 577, 779, 1691, 3649, 10279, 10963, 22181, 23657, 48149, 51353, 69331, 312157, 421439, 449483, 914831, 975707, 1974109, 2105473, 5930983, 12798437, 27781973, 37508071, 40003987, 243170303, 527857487, 1139060893, 21642156967]

約数ペア:

[(1, 21642156967), (19, 1139060893), (41, 527857487), (89, 243170303), (541, 40003987), (577, 37508071), (779, 27781973), (1691, 12798437), (3649, 5930983), (10279, 2105473), (10963, 1974109), (22181, 975707), (23657, 914831), (48149, 449483), (51353, 421439), (69331, 312157)]