21546860

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1574

約数の個数: 48

約数和(自身を含む): 48771072

約数和(自身を除く): 27224212

約数列:

[1, 2, 4, 5, 10, 20, 23, 31, 46, 62, 92, 115, 124, 155, 230, 310, 460, 620, 713, 1426, 1511, 2852, 3022, 3565, 6044, 7130, 7555, 14260, 15110, 30220, 34753, 46841, 69506, 93682, 139012, 173765, 187364, 234205, 347530, 468410, 695060, 936820, 1077343, 2154686, 4309372, 5386715, 10773430, 21546860]

約数ペア:

[(1, 21546860), (2, 10773430), (4, 5386715), (5, 4309372), (10, 2154686), (20, 1077343), (23, 936820), (31, 695060), (46, 468410), (62, 347530), (92, 234205), (115, 187364), (124, 173765), (155, 139012), (230, 93682), (310, 69506), (460, 46841), (620, 34753), (713, 30220), (1426, 15110), (1511, 14260), (2852, 7555), (3022, 7130), (3565, 6044)]