21927824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4243}}^1$

素因数の和:4287

約数の個数: 40

約数和(自身を含む): 47363040

約数和(自身を除く): 25435216

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 4243, 5168, 8486, 16972, 33944, 67888, 72131, 80617, 144262, 161234, 288524, 322468, 577048, 644936, 1154096, 1289872, 1370489, 2740978, 5481956, 10963912, 21927824]

約数ペア:

[(1, 21927824), (2, 10963912), (4, 5481956), (8, 2740978), (16, 1370489), (17, 1289872), (19, 1154096), (34, 644936), (38, 577048), (68, 322468), (76, 288524), (136, 161234), (152, 144262), (272, 80617), (304, 72131), (323, 67888), (646, 33944), (1292, 16972), (2584, 8486), (4243, 5168)]