21199290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{59}}^2$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 61188480

約数和(自身を除く): 39989190

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 29, 30, 35, 42, 58, 59, 70, 87, 105, 118, 145, 174, 177, 203, 210, 290, 295, 354, 406, 413, 435, 590, 609, 826, 870, 885, 1015, 1218, 1239, 1711, 1770, 2030, 2065, 2478, 3045, 3422, 3481, 4130, 5133, 6090, 6195, 6962, 8555, 10266, 10443, 11977, 12390, 17110, 17405, 20886, 23954, 24367, 25665, 34810, 35931, 48734, 51330, 52215, 59885, 71862, 73101, 100949, 104430, 119770, 121835, 146202, 179655, 201898, 243670, 302847, 359310, 365505, 504745, 605694, 706643, 731010, 1009490, 1413286, 1514235, 2119929, 3028470, 3533215, 4239858, 7066430, 10599645, 21199290]

約数ペア:

[(1, 21199290), (2, 10599645), (3, 7066430), (5, 4239858), (6, 3533215), (7, 3028470), (10, 2119929), (14, 1514235), (15, 1413286), (21, 1009490), (29, 731010), (30, 706643), (35, 605694), (42, 504745), (58, 365505), (59, 359310), (70, 302847), (87, 243670), (105, 201898), (118, 179655), (145, 146202), (174, 121835), (177, 119770), (203, 104430), (210, 100949), (290, 73101), (295, 71862), (354, 59885), (406, 52215), (413, 51330), (435, 48734), (590, 35931), (609, 34810), (826, 25665), (870, 24367), (885, 23954), (1015, 20886), (1218, 17405), (1239, 17110), (1711, 12390), (1770, 11977), (2030, 10443), (2065, 10266), (2478, 8555), (3045, 6962), (3422, 6195), (3481, 6090), (4130, 5133)]