21065697072

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{2539}}^1\times {\mathrm{8231}}^1$

素因数の和:10791

約数の個数: 120

約数和(自身を含む): 67411518720

約数和(自身を除く): 46345821648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 1008, 2539, 5078, 7617, 8231, 10156, 15234, 16462, 17773, 20312, 22851, 24693, 30468, 32924, 35546, 40624, 45702, 49386, 53319, 57617, 60936, 65848, 71092, 74079, 91404, 98772, 106638, 115234, 121872, 131696, 142184, 148158, 159957, 172851, 182808, 197544, 213276, 230468, 284368, 296316, 319914, 345702, 365616, 395088, 426552, 460936, 518553, 592632, 639828, 691404, 853104, 921872, 1037106, 1185264, 1279656, 1382808, 2074212, 2559312, 2765616, 4148424, 8296848, 20898509, 41797018, 62695527, 83594036, 125391054, 146289563, 167188072, 188086581, 250782108, 292579126, 334376144, 376173162, 438868689, 501564216, 585158252, 752346324, 877737378, 1003128432, 1170316504, 1316606067, 1504692648, 1755474756, 2340633008, 2633212134, 3009385296, 3510949512, 5266424268, 7021899024, 10532848536, 21065697072]

約数ペア:

[(1, 21065697072), (2, 10532848536), (3, 7021899024), (4, 5266424268), (6, 3510949512), (7, 3009385296), (8, 2633212134), (9, 2340633008), (12, 1755474756), (14, 1504692648), (16, 1316606067), (18, 1170316504), (21, 1003128432), (24, 877737378), (28, 752346324), (36, 585158252), (42, 501564216), (48, 438868689), (56, 376173162), (63, 334376144), (72, 292579126), (84, 250782108), (112, 188086581), (126, 167188072), (144, 146289563), (168, 125391054), (252, 83594036), (336, 62695527), (504, 41797018), (1008, 20898509), (2539, 8296848), (5078, 4148424), (7617, 2765616), (8231, 2559312), (10156, 2074212), (15234, 1382808), (16462, 1279656), (17773, 1185264), (20312, 1037106), (22851, 921872), (24693, 853104), (30468, 691404), (32924, 639828), (35546, 592632), (40624, 518553), (45702, 460936), (49386, 426552), (53319, 395088), (57617, 365616), (60936, 345702), (65848, 319914), (71092, 296316), (74079, 284368), (91404, 230468), (98772, 213276), (106638, 197544), (115234, 182808), (121872, 172851), (131696, 159957), (142184, 148158)]