21618504

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{15803}}^1$

素因数の和:15834

約数の個数: 48

約数和(自身を含む): 61635600

約数和(自身を除く): 40017096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 57, 72, 76, 114, 152, 171, 228, 342, 456, 684, 1368, 15803, 31606, 47409, 63212, 94818, 126424, 142227, 189636, 284454, 300257, 379272, 568908, 600514, 900771, 1137816, 1201028, 1801542, 2402056, 2702313, 3603084, 5404626, 7206168, 10809252, 21618504]

約数ペア:

[(1, 21618504), (2, 10809252), (3, 7206168), (4, 5404626), (6, 3603084), (8, 2702313), (9, 2402056), (12, 1801542), (18, 1201028), (19, 1137816), (24, 900771), (36, 600514), (38, 568908), (57, 379272), (72, 300257), (76, 284454), (114, 189636), (152, 142227), (171, 126424), (228, 94818), (342, 63212), (456, 47409), (684, 31606), (1368, 15803)]