21917070

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1831}}^1$

素因数の和:1870

約数の個数: 96

約数和(自身を含む): 68590080

約数和(自身を除く): 46673010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 30, 35, 38, 42, 45, 57, 63, 70, 90, 95, 105, 114, 126, 133, 171, 190, 210, 266, 285, 315, 342, 399, 570, 630, 665, 798, 855, 1197, 1330, 1710, 1831, 1995, 2394, 3662, 3990, 5493, 5985, 9155, 10986, 11970, 12817, 16479, 18310, 25634, 27465, 32958, 34789, 38451, 54930, 64085, 69578, 76902, 82395, 104367, 115353, 128170, 164790, 173945, 192255, 208734, 230706, 243523, 313101, 347890, 384510, 487046, 521835, 576765, 626202, 730569, 1043670, 1153530, 1217615, 1461138, 1565505, 2191707, 2435230, 3131010, 3652845, 4383414, 7305690, 10958535, 21917070]

約数ペア:

[(1, 21917070), (2, 10958535), (3, 7305690), (5, 4383414), (6, 3652845), (7, 3131010), (9, 2435230), (10, 2191707), (14, 1565505), (15, 1461138), (18, 1217615), (19, 1153530), (21, 1043670), (30, 730569), (35, 626202), (38, 576765), (42, 521835), (45, 487046), (57, 384510), (63, 347890), (70, 313101), (90, 243523), (95, 230706), (105, 208734), (114, 192255), (126, 173945), (133, 164790), (171, 128170), (190, 115353), (210, 104367), (266, 82395), (285, 76902), (315, 69578), (342, 64085), (399, 54930), (570, 38451), (630, 34789), (665, 32958), (798, 27465), (855, 25634), (1197, 18310), (1330, 16479), (1710, 12817), (1831, 11970), (1995, 10986), (2394, 9155), (3662, 5985), (3990, 5493)]