21642156952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{3253}}^1$

素因数の和:3413

約数の個数: 128

約数和(自身を含む): 47822866560

約数和(自身を除く): 26180709608

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 53, 68, 71, 104, 106, 136, 142, 212, 221, 284, 424, 442, 568, 689, 884, 901, 923, 1207, 1378, 1768, 1802, 1846, 2414, 2756, 3253, 3604, 3692, 3763, 4828, 5512, 6506, 7208, 7384, 7526, 9656, 11713, 13012, 15052, 15691, 23426, 26024, 30104, 31382, 42289, 46852, 48919, 55301, 62764, 63971, 84578, 93704, 97838, 110602, 125528, 127942, 169156, 172409, 195676, 221204, 230963, 255884, 338312, 344818, 391352, 442408, 461926, 511768, 689636, 718913, 831623, 923852, 1379272, 1437826, 1663246, 1847704, 2241317, 2875652, 2930953, 3002519, 3326492, 3926371, 4482634, 5751304, 5861906, 6005038, 6652984, 7852742, 8965268, 11723812, 12010076, 12241039, 15705484, 17930536, 23447624, 24020152, 24482078, 31410968, 38102389, 48964156, 51042823, 76204778, 97928312, 102085646, 152409556, 159133507, 204171292, 208097663, 304819112, 318267014, 408342584, 416195326, 636534028, 832390652, 1273068056, 1664781304, 2705269619, 5410539238, 10821078476, 21642156952]

約数ペア:

[(1, 21642156952), (2, 10821078476), (4, 5410539238), (8, 2705269619), (13, 1664781304), (17, 1273068056), (26, 832390652), (34, 636534028), (52, 416195326), (53, 408342584), (68, 318267014), (71, 304819112), (104, 208097663), (106, 204171292), (136, 159133507), (142, 152409556), (212, 102085646), (221, 97928312), (284, 76204778), (424, 51042823), (442, 48964156), (568, 38102389), (689, 31410968), (884, 24482078), (901, 24020152), (923, 23447624), (1207, 17930536), (1378, 15705484), (1768, 12241039), (1802, 12010076), (1846, 11723812), (2414, 8965268), (2756, 7852742), (3253, 6652984), (3604, 6005038), (3692, 5861906), (3763, 5751304), (4828, 4482634), (5512, 3926371), (6506, 3326492), (7208, 3002519), (7384, 2930953), (7526, 2875652), (9656, 2241317), (11713, 1847704), (13012, 1663246), (15052, 1437826), (15691, 1379272), (23426, 923852), (26024, 831623), (30104, 718913), (31382, 689636), (42289, 511768), (46852, 461926), (48919, 442408), (55301, 391352), (62764, 344818), (63971, 338312), (84578, 255884), (93704, 230963), (97838, 221204), (110602, 195676), (125528, 172409), (127942, 169156)]