21398362754

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{757}}^1\times {\mathrm{3433}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 33734517120

約数和(自身を除く): 12336154366

約数列:

[1, 2, 23, 46, 179, 358, 757, 1514, 3433, 4117, 6866, 8234, 17411, 34822, 78959, 135503, 157918, 271006, 614507, 1229014, 2598781, 3116569, 5197562, 6233138, 14133661, 28267322, 59771963, 119543926, 465181799, 930363598, 10699181377, 21398362754]

約数ペア:

[(1, 21398362754), (2, 10699181377), (23, 930363598), (46, 465181799), (179, 119543926), (358, 59771963), (757, 28267322), (1514, 14133661), (3433, 6233138), (4117, 5197562), (6866, 3116569), (8234, 2598781), (17411, 1229014), (34822, 614507), (78959, 271006), (135503, 157918)]