21623618

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 13368382

約数列:

[1, 2, 29, 58, 59, 71, 89, 118, 142, 178, 1711, 2059, 2581, 3422, 4118, 4189, 5162, 5251, 6319, 8378, 10502, 12638, 121481, 152279, 183251, 242962, 304558, 366502, 372821, 745642, 10811809, 21623618]

約数ペア:

[(1, 21623618), (2, 10811809), (29, 745642), (58, 372821), (59, 366502), (71, 304558), (89, 242962), (118, 183251), (142, 152279), (178, 121481), (1711, 12638), (2059, 10502), (2581, 8378), (3422, 6319), (4118, 5251), (4189, 5162)]