21201216

素因数分解:

$2^6\times 3^1\times {\mathrm{23}}^1\times {\mathrm{4801}}^1$

素因数の和:4839

約数の個数: 56

約数和(自身を含む): 58545984

約数和(自身を除く): 37344768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 138, 184, 192, 276, 368, 552, 736, 1104, 1472, 2208, 4416, 4801, 9602, 14403, 19204, 28806, 38408, 57612, 76816, 110423, 115224, 153632, 220846, 230448, 307264, 331269, 441692, 460896, 662538, 883384, 921792, 1325076, 1766768, 2650152, 3533536, 5300304, 7067072, 10600608, 21201216]

約数ペア:

[(1, 21201216), (2, 10600608), (3, 7067072), (4, 5300304), (6, 3533536), (8, 2650152), (12, 1766768), (16, 1325076), (23, 921792), (24, 883384), (32, 662538), (46, 460896), (48, 441692), (64, 331269), (69, 307264), (92, 230448), (96, 220846), (138, 153632), (184, 115224), (192, 110423), (276, 76816), (368, 57612), (552, 38408), (736, 28806), (1104, 19204), (1472, 14403), (2208, 9602), (4416, 4801)]