21568577562

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{443}}^1\times {\mathrm{853}}^1$

素因数の和:1465

約数の個数: 128

約数和(自身を含む): 55329361920

約数和(自身を除く): 33760784358

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 151, 189, 302, 378, 443, 453, 853, 886, 906, 1057, 1329, 1359, 1706, 2114, 2559, 2658, 2718, 3101, 3171, 3987, 4077, 5118, 5971, 6202, 6342, 7677, 7974, 8154, 9303, 9513, 11942, 11961, 15354, 17913, 18606, 19026, 23031, 23922, 27909, 28539, 35826, 46062, 53739, 55818, 57078, 66893, 83727, 107478, 128803, 133786, 161217, 167454, 200679, 257606, 322434, 377879, 386409, 401358, 468251, 602037, 755758, 772818, 901621, 936502, 1133637, 1159227, 1204074, 1404753, 1803242, 1806111, 2267274, 2318454, 2645153, 2704863, 2809506, 3400911, 3477681, 3612222, 4214259, 5290306, 5409726, 6801822, 6955362, 7935459, 8114589, 8428518, 10202733, 12642777, 15870918, 16229178, 20405466, 23806377, 24343767, 25285554, 47612754, 48687534, 57059729, 71419131, 114119458, 142838262, 171179187, 342358374, 399418103, 513537561, 798836206, 1027075122, 1198254309, 1540612683, 2396508618, 3081225366, 3594762927, 7189525854, 10784288781, 21568577562]

約数ペア:

[(1, 21568577562), (2, 10784288781), (3, 7189525854), (6, 3594762927), (7, 3081225366), (9, 2396508618), (14, 1540612683), (18, 1198254309), (21, 1027075122), (27, 798836206), (42, 513537561), (54, 399418103), (63, 342358374), (126, 171179187), (151, 142838262), (189, 114119458), (302, 71419131), (378, 57059729), (443, 48687534), (453, 47612754), (853, 25285554), (886, 24343767), (906, 23806377), (1057, 20405466), (1329, 16229178), (1359, 15870918), (1706, 12642777), (2114, 10202733), (2559, 8428518), (2658, 8114589), (2718, 7935459), (3101, 6955362), (3171, 6801822), (3987, 5409726), (4077, 5290306), (5118, 4214259), (5971, 3612222), (6202, 3477681), (6342, 3400911), (7677, 2809506), (7974, 2704863), (8154, 2645153), (9303, 2318454), (9513, 2267274), (11942, 1806111), (11961, 1803242), (15354, 1404753), (17913, 1204074), (18606, 1159227), (19026, 1133637), (23031, 936502), (23922, 901621), (27909, 772818), (28539, 755758), (35826, 602037), (46062, 468251), (53739, 401358), (55818, 386409), (57078, 377879), (66893, 322434), (83727, 257606), (107478, 200679), (128803, 167454), (133786, 161217)]