21597480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3529}}^1$

素因数の和:3563

約数の個数: 96

約数和(自身を含む): 74341800

約数和(自身を除く): 52744320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3529, 6120, 7058, 10587, 14116, 17645, 21174, 28232, 31761, 35290, 42348, 52935, 59993, 63522, 70580, 84696, 105870, 119986, 127044, 141160, 158805, 179979, 211740, 239972, 254088, 299965, 317610, 359958, 423480, 479944, 539937, 599930, 635220, 719916, 899895, 1079874, 1199860, 1270440, 1439832, 1799790, 2159748, 2399720, 2699685, 3599580, 4319496, 5399370, 7199160, 10798740, 21597480]

約数ペア:

[(1, 21597480), (2, 10798740), (3, 7199160), (4, 5399370), (5, 4319496), (6, 3599580), (8, 2699685), (9, 2399720), (10, 2159748), (12, 1799790), (15, 1439832), (17, 1270440), (18, 1199860), (20, 1079874), (24, 899895), (30, 719916), (34, 635220), (36, 599930), (40, 539937), (45, 479944), (51, 423480), (60, 359958), (68, 317610), (72, 299965), (85, 254088), (90, 239972), (102, 211740), (120, 179979), (136, 158805), (153, 141160), (170, 127044), (180, 119986), (204, 105870), (255, 84696), (306, 70580), (340, 63522), (360, 59993), (408, 52935), (510, 42348), (612, 35290), (680, 31761), (765, 28232), (1020, 21174), (1224, 17645), (1530, 14116), (2040, 10587), (3060, 7058), (3529, 6120)]