21297930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{22901}}^1$

素因数の和:22942

約数の個数: 32

約数和(自身を含む): 52766208

約数和(自身を除く): 31468278

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 310, 465, 930, 22901, 45802, 68703, 114505, 137406, 229010, 343515, 687030, 709931, 1419862, 2129793, 3549655, 4259586, 7099310, 10648965, 21297930]

約数ペア:

[(1, 21297930), (2, 10648965), (3, 7099310), (5, 4259586), (6, 3549655), (10, 2129793), (15, 1419862), (30, 709931), (31, 687030), (62, 343515), (93, 229010), (155, 137406), (186, 114505), (310, 68703), (465, 45802), (930, 22901)]