21782772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{821}}^1$

素因数の和:909

約数の個数: 72

約数和(自身を含む): 61038432

約数和(自身を除く): 39255660

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 67, 99, 132, 134, 198, 201, 268, 396, 402, 603, 737, 804, 821, 1206, 1474, 1642, 2211, 2412, 2463, 2948, 3284, 4422, 4926, 6633, 7389, 8844, 9031, 9852, 13266, 14778, 18062, 26532, 27093, 29556, 36124, 54186, 55007, 81279, 108372, 110014, 162558, 165021, 220028, 325116, 330042, 495063, 605077, 660084, 990126, 1210154, 1815231, 1980252, 2420308, 3630462, 5445693, 7260924, 10891386, 21782772]

約数ペア:

[(1, 21782772), (2, 10891386), (3, 7260924), (4, 5445693), (6, 3630462), (9, 2420308), (11, 1980252), (12, 1815231), (18, 1210154), (22, 990126), (33, 660084), (36, 605077), (44, 495063), (66, 330042), (67, 325116), (99, 220028), (132, 165021), (134, 162558), (198, 110014), (201, 108372), (268, 81279), (396, 55007), (402, 54186), (603, 36124), (737, 29556), (804, 27093), (821, 26532), (1206, 18062), (1474, 14778), (1642, 13266), (2211, 9852), (2412, 9031), (2463, 8844), (2948, 7389), (3284, 6633), (4422, 4926)]