21833115

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{271}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 36191232

約数和(自身を除く): 14358117

約数列:

[1, 3, 5, 15, 41, 123, 131, 205, 271, 393, 615, 655, 813, 1355, 1965, 4065, 5371, 11111, 16113, 26855, 33333, 35501, 55555, 80565, 106503, 166665, 177505, 532515, 1455541, 4366623, 7277705, 21833115]

約数ペア:

[(1, 21833115), (3, 7277705), (5, 4366623), (15, 1455541), (41, 532515), (123, 177505), (131, 166665), (205, 106503), (271, 80565), (393, 55555), (615, 35501), (655, 33333), (813, 26855), (1355, 16113), (1965, 11111), (4065, 5371)]