21620804982

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{557}}^1\times {\mathrm{4259}}^1$

素因数の和:4866

約数の個数: 96

約数和(自身を含む): 52029527040

約数和(自身を除く): 30408722058

約数列:

[1, 2, 3, 6, 7, 14, 21, 31, 42, 49, 62, 93, 98, 147, 186, 217, 294, 434, 557, 651, 1114, 1302, 1519, 1671, 3038, 3342, 3899, 4259, 4557, 7798, 8518, 9114, 11697, 12777, 17267, 23394, 25554, 27293, 29813, 34534, 51801, 54586, 59626, 81879, 89439, 103602, 120869, 132029, 163758, 178878, 208691, 241738, 264058, 362607, 396087, 417382, 626073, 725214, 792174, 846083, 924203, 1252146, 1692166, 1848406, 2372263, 2538249, 2772609, 4744526, 5076498, 5545218, 6469421, 7116789, 12938842, 14233578, 16605841, 19408263, 33211682, 38816526, 49817523, 73540153, 99635046, 116240887, 147080306, 220620459, 232481774, 348722661, 441240918, 514781071, 697445322, 1029562142, 1544343213, 3088686426, 3603467497, 7206934994, 10810402491, 21620804982]

約数ペア:

[(1, 21620804982), (2, 10810402491), (3, 7206934994), (6, 3603467497), (7, 3088686426), (14, 1544343213), (21, 1029562142), (31, 697445322), (42, 514781071), (49, 441240918), (62, 348722661), (93, 232481774), (98, 220620459), (147, 147080306), (186, 116240887), (217, 99635046), (294, 73540153), (434, 49817523), (557, 38816526), (651, 33211682), (1114, 19408263), (1302, 16605841), (1519, 14233578), (1671, 12938842), (3038, 7116789), (3342, 6469421), (3899, 5545218), (4259, 5076498), (4557, 4744526), (7798, 2772609), (8518, 2538249), (9114, 2372263), (11697, 1848406), (12777, 1692166), (17267, 1252146), (23394, 924203), (25554, 846083), (27293, 792174), (29813, 725214), (34534, 626073), (51801, 417382), (54586, 396087), (59626, 362607), (81879, 264058), (89439, 241738), (103602, 208691), (120869, 178878), (132029, 163758)]