21024253920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2305291}}^1$

素因数の和:2305328

約数の個数: 96

約数和(自身を含む): 69712030080

約数和(自身を除く): 48687776160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 3040, 4560, 9120, 2305291, 4610582, 6915873, 9221164, 11526455, 13831746, 18442328, 23052910, 27663492, 34579365, 36884656, 43800529, 46105820, 55326984, 69158730, 73769312, 87601058, 92211640, 110653968, 131401587, 138317460, 175202116, 184423280, 219002645, 221307936, 262803174, 276634920, 350404232, 368846560, 438005290, 525606348, 553269840, 657007935, 700808464, 876010580, 1051212696, 1106539680, 1314015870, 1401616928, 1752021160, 2102425392, 2628031740, 3504042320, 4204850784, 5256063480, 7008084640, 10512126960, 21024253920]

約数ペア:

[(1, 21024253920), (2, 10512126960), (3, 7008084640), (4, 5256063480), (5, 4204850784), (6, 3504042320), (8, 2628031740), (10, 2102425392), (12, 1752021160), (15, 1401616928), (16, 1314015870), (19, 1106539680), (20, 1051212696), (24, 876010580), (30, 700808464), (32, 657007935), (38, 553269840), (40, 525606348), (48, 438005290), (57, 368846560), (60, 350404232), (76, 276634920), (80, 262803174), (95, 221307936), (96, 219002645), (114, 184423280), (120, 175202116), (152, 138317460), (160, 131401587), (190, 110653968), (228, 92211640), (240, 87601058), (285, 73769312), (304, 69158730), (380, 55326984), (456, 46105820), (480, 43800529), (570, 36884656), (608, 34579365), (760, 27663492), (912, 23052910), (1140, 18442328), (1520, 13831746), (1824, 11526455), (2280, 9221164), (3040, 6915873), (4560, 4610582), (9120, 2305291)]