21940506

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10243}}^1$

素因数の和:10275

約数の個数: 48

約数和(自身を含む): 57530304

約数和(自身を除く): 35589798

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 10243, 20486, 30729, 61458, 71701, 92187, 143402, 174131, 184374, 215103, 348262, 430206, 522393, 645309, 1044786, 1218917, 1290618, 1567179, 2437834, 3134358, 3656751, 7313502, 10970253, 21940506]

約数ペア:

[(1, 21940506), (2, 10970253), (3, 7313502), (6, 3656751), (7, 3134358), (9, 2437834), (14, 1567179), (17, 1290618), (18, 1218917), (21, 1044786), (34, 645309), (42, 522393), (51, 430206), (63, 348262), (102, 215103), (119, 184374), (126, 174131), (153, 143402), (238, 92187), (306, 71701), (357, 61458), (714, 30729), (1071, 20486), (2142, 10243)]