21479160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10529}}^1$

素因数の和:10560

約数の個数: 64

約数和(自身を含む): 68234400

約数和(自身を除く): 46755240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 204, 255, 340, 408, 510, 680, 1020, 2040, 10529, 21058, 31587, 42116, 52645, 63174, 84232, 105290, 126348, 157935, 178993, 210580, 252696, 315870, 357986, 421160, 536979, 631740, 715972, 894965, 1073958, 1263480, 1431944, 1789930, 2147916, 2684895, 3579860, 4295832, 5369790, 7159720, 10739580, 21479160]

約数ペア:

[(1, 21479160), (2, 10739580), (3, 7159720), (4, 5369790), (5, 4295832), (6, 3579860), (8, 2684895), (10, 2147916), (12, 1789930), (15, 1431944), (17, 1263480), (20, 1073958), (24, 894965), (30, 715972), (34, 631740), (40, 536979), (51, 421160), (60, 357986), (68, 315870), (85, 252696), (102, 210580), (120, 178993), (136, 157935), (170, 126348), (204, 105290), (255, 84232), (340, 63174), (408, 52645), (510, 42116), (680, 31587), (1020, 21058), (2040, 10529)]