21750588

素因数分解:

$2^2\times 3^2\times {\mathrm{509}}^1\times {\mathrm{1187}}^1$

素因数の和:1706

約数の個数: 36

約数和(自身を含む): 55135080

約数和(自身を除く): 33384492

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 509, 1018, 1187, 1527, 2036, 2374, 3054, 3561, 4581, 4748, 6108, 7122, 9162, 10683, 14244, 18324, 21366, 42732, 604183, 1208366, 1812549, 2416732, 3625098, 5437647, 7250196, 10875294, 21750588]

約数ペア:

[(1, 21750588), (2, 10875294), (3, 7250196), (4, 5437647), (6, 3625098), (9, 2416732), (12, 1812549), (18, 1208366), (36, 604183), (509, 42732), (1018, 21366), (1187, 18324), (1527, 14244), (2036, 10683), (2374, 9162), (3054, 7122), (3561, 6108), (4581, 4748)]