21905016

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5669}}^1$

素因数の和:5708

約数の個数: 64

約数和(自身を含む): 65318400

約数和(自身を除く): 43413384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 23, 24, 28, 42, 46, 56, 69, 84, 92, 138, 161, 168, 184, 276, 322, 483, 552, 644, 966, 1288, 1932, 3864, 5669, 11338, 17007, 22676, 34014, 39683, 45352, 68028, 79366, 119049, 130387, 136056, 158732, 238098, 260774, 317464, 391161, 476196, 521548, 782322, 912709, 952392, 1043096, 1564644, 1825418, 2738127, 3129288, 3650836, 5476254, 7301672, 10952508, 21905016]

約数ペア:

[(1, 21905016), (2, 10952508), (3, 7301672), (4, 5476254), (6, 3650836), (7, 3129288), (8, 2738127), (12, 1825418), (14, 1564644), (21, 1043096), (23, 952392), (24, 912709), (28, 782322), (42, 521548), (46, 476196), (56, 391161), (69, 317464), (84, 260774), (92, 238098), (138, 158732), (161, 136056), (168, 130387), (184, 119049), (276, 79366), (322, 68028), (483, 45352), (552, 39683), (644, 34014), (966, 22676), (1288, 17007), (1932, 11338), (3864, 5669)]