21691536

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{15583}}^1$

素因数の和:15623

約数の個数: 40

約数和(自身を含む): 57972480

約数和(自身を除く): 36280944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 232, 348, 464, 696, 1392, 15583, 31166, 46749, 62332, 93498, 124664, 186996, 249328, 373992, 451907, 747984, 903814, 1355721, 1807628, 2711442, 3615256, 5422884, 7230512, 10845768, 21691536]

約数ペア:

[(1, 21691536), (2, 10845768), (3, 7230512), (4, 5422884), (6, 3615256), (8, 2711442), (12, 1807628), (16, 1355721), (24, 903814), (29, 747984), (48, 451907), (58, 373992), (87, 249328), (116, 186996), (174, 124664), (232, 93498), (348, 62332), (464, 46749), (696, 31166), (1392, 15583)]