21289536

素因数分解:

$2^6\times 3^2\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1648

約数の個数: 84

約数和(自身を含む): 63715392

約数和(自身を除く): 42425856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 32, 36, 46, 48, 64, 69, 72, 92, 96, 138, 144, 184, 192, 207, 276, 288, 368, 414, 552, 576, 736, 828, 1104, 1472, 1607, 1656, 2208, 3214, 3312, 4416, 4821, 6428, 6624, 9642, 12856, 13248, 14463, 19284, 25712, 28926, 36961, 38568, 51424, 57852, 73922, 77136, 102848, 110883, 115704, 147844, 154272, 221766, 231408, 295688, 308544, 332649, 443532, 462816, 591376, 665298, 887064, 925632, 1182752, 1330596, 1774128, 2365504, 2661192, 3548256, 5322384, 7096512, 10644768, 21289536]

約数ペア:

[(1, 21289536), (2, 10644768), (3, 7096512), (4, 5322384), (6, 3548256), (8, 2661192), (9, 2365504), (12, 1774128), (16, 1330596), (18, 1182752), (23, 925632), (24, 887064), (32, 665298), (36, 591376), (46, 462816), (48, 443532), (64, 332649), (69, 308544), (72, 295688), (92, 231408), (96, 221766), (138, 154272), (144, 147844), (184, 115704), (192, 110883), (207, 102848), (276, 77136), (288, 73922), (368, 57852), (414, 51424), (552, 38568), (576, 36961), (736, 28926), (828, 25712), (1104, 19284), (1472, 14463), (1607, 13248), (1656, 12856), (2208, 9642), (3214, 6624), (3312, 6428), (4416, 4821)]