21535150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4733}}^1$

素因数の和:4765

約数の個数: 48

約数和(自身を含む): 49309344

約数和(自身を除く): 27774194

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 35, 50, 65, 70, 91, 130, 175, 182, 325, 350, 455, 650, 910, 2275, 4550, 4733, 9466, 23665, 33131, 47330, 61529, 66262, 118325, 123058, 165655, 236650, 307645, 331310, 430703, 615290, 828275, 861406, 1538225, 1656550, 2153515, 3076450, 4307030, 10767575, 21535150]

約数ペア:

[(1, 21535150), (2, 10767575), (5, 4307030), (7, 3076450), (10, 2153515), (13, 1656550), (14, 1538225), (25, 861406), (26, 828275), (35, 615290), (50, 430703), (65, 331310), (70, 307645), (91, 236650), (130, 165655), (175, 123058), (182, 118325), (325, 66262), (350, 61529), (455, 47330), (650, 33131), (910, 23665), (2275, 9466), (4550, 4733)]