21124594784

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:796

約数の個数: 96

約数和(自身を含む): 42848870400

約数和(自身を除く): 21724275616

約数列:

[1, 2, 4, 8, 16, 32, 71, 127, 142, 179, 254, 284, 358, 409, 508, 568, 716, 818, 1016, 1136, 1432, 1636, 2032, 2272, 2864, 3272, 4064, 5728, 6544, 9017, 12709, 13088, 18034, 22733, 25418, 29039, 36068, 45466, 50836, 51943, 58078, 72136, 73211, 90932, 101672, 103886, 116156, 144272, 146422, 181864, 203344, 207772, 232312, 288544, 292844, 363728, 406688, 415544, 464624, 585688, 727456, 831088, 929248, 1171376, 1614043, 1662176, 2342752, 3228086, 3687953, 5197981, 6456172, 7375906, 9297797, 10395962, 12912344, 14751812, 18595594, 20791924, 25824688, 29503624, 37191188, 41583848, 51649376, 59007248, 74382376, 83167696, 118014496, 148764752, 166335392, 297529504, 660143587, 1320287174, 2640574348, 5281148696, 10562297392, 21124594784]

約数ペア:

[(1, 21124594784), (2, 10562297392), (4, 5281148696), (8, 2640574348), (16, 1320287174), (32, 660143587), (71, 297529504), (127, 166335392), (142, 148764752), (179, 118014496), (254, 83167696), (284, 74382376), (358, 59007248), (409, 51649376), (508, 41583848), (568, 37191188), (716, 29503624), (818, 25824688), (1016, 20791924), (1136, 18595594), (1432, 14751812), (1636, 12912344), (2032, 10395962), (2272, 9297797), (2864, 7375906), (3272, 6456172), (4064, 5197981), (5728, 3687953), (6544, 3228086), (9017, 2342752), (12709, 1662176), (13088, 1614043), (18034, 1171376), (22733, 929248), (25418, 831088), (29039, 727456), (36068, 585688), (45466, 464624), (50836, 415544), (51943, 406688), (58078, 363728), (72136, 292844), (73211, 288544), (90932, 232312), (101672, 207772), (103886, 203344), (116156, 181864), (144272, 146422)]