21596448

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9781}}^1$

素因数の和:9817

約数の個数: 48

約数和(自身を含む): 59161536

約数和(自身を除く): 37565088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9781, 19562, 29343, 39124, 58686, 78248, 117372, 156496, 224963, 234744, 312992, 449926, 469488, 674889, 899852, 938976, 1349778, 1799704, 2699556, 3599408, 5399112, 7198816, 10798224, 21596448]

約数ペア:

[(1, 21596448), (2, 10798224), (3, 7198816), (4, 5399112), (6, 3599408), (8, 2699556), (12, 1799704), (16, 1349778), (23, 938976), (24, 899852), (32, 674889), (46, 469488), (48, 449926), (69, 312992), (92, 234744), (96, 224963), (138, 156496), (184, 117372), (276, 78248), (368, 58686), (552, 39124), (736, 29343), (1104, 19562), (2208, 9781)]