21276252

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8821}}^1$

素因数の和:8898

約数の個数: 36

約数和(自身を含む): 54590536

約数和(自身を除く): 33314284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8821, 17642, 26463, 35284, 52926, 79389, 105852, 158778, 317556, 591007, 1182014, 1773021, 2364028, 3546042, 5319063, 7092084, 10638126, 21276252]

約数ペア:

[(1, 21276252), (2, 10638126), (3, 7092084), (4, 5319063), (6, 3546042), (9, 2364028), (12, 1773021), (18, 1182014), (36, 591007), (67, 317556), (134, 158778), (201, 105852), (268, 79389), (402, 52926), (603, 35284), (804, 26463), (1206, 17642), (2412, 8821)]