21643394

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1038

約数の個数: 24

約数和(自身を含む): 35405568

約数和(自身を除く): 13762174

約数列:

[1, 2, 19, 31, 38, 62, 361, 589, 722, 967, 1178, 1934, 11191, 18373, 22382, 29977, 36746, 59954, 349087, 569563, 698174, 1139126, 10821697, 21643394]

約数ペア:

[(1, 21643394), (2, 10821697), (19, 1139126), (31, 698174), (38, 569563), (62, 349087), (361, 59954), (589, 36746), (722, 29977), (967, 22382), (1178, 18373), (1934, 11191)]