21204528

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{19207}}^1$

素因数の和:19241

約数の個数: 40

約数和(自身を含む): 57163008

約数和(自身を除く): 35958480

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 92, 138, 184, 276, 368, 552, 1104, 19207, 38414, 57621, 76828, 115242, 153656, 230484, 307312, 441761, 460968, 883522, 921936, 1325283, 1767044, 2650566, 3534088, 5301132, 7068176, 10602264, 21204528]

約数ペア:

[(1, 21204528), (2, 10602264), (3, 7068176), (4, 5301132), (6, 3534088), (8, 2650566), (12, 1767044), (16, 1325283), (23, 921936), (24, 883522), (46, 460968), (48, 441761), (69, 307312), (92, 230484), (138, 153656), (184, 115242), (276, 76828), (368, 57621), (552, 38414), (1104, 19207)]