21454730218

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9418231}}^1$

素因数の和:9418317

約数の個数: 16

約数和(自身を含む): 34583747904

約数和(自身を除く): 13129017686

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 9418231, 18836462, 160109927, 320219854, 631021477, 1262042954, 10727365109, 21454730218]

約数ペア:

[(1, 21454730218), (2, 10727365109), (17, 1262042954), (34, 631021477), (67, 320219854), (134, 160109927), (1139, 18836462), (2278, 9418231)]