21738552

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1229}}^1$

素因数の和:1316

約数の個数: 64

約数和(自身を含む): 60220800

約数和(自身を除く): 38482248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 67, 88, 132, 134, 201, 264, 268, 402, 536, 737, 804, 1229, 1474, 1608, 2211, 2458, 2948, 3687, 4422, 4916, 5896, 7374, 8844, 9832, 13519, 14748, 17688, 27038, 29496, 40557, 54076, 81114, 82343, 108152, 162228, 164686, 247029, 324456, 329372, 494058, 658744, 905773, 988116, 1811546, 1976232, 2717319, 3623092, 5434638, 7246184, 10869276, 21738552]

約数ペア:

[(1, 21738552), (2, 10869276), (3, 7246184), (4, 5434638), (6, 3623092), (8, 2717319), (11, 1976232), (12, 1811546), (22, 988116), (24, 905773), (33, 658744), (44, 494058), (66, 329372), (67, 324456), (88, 247029), (132, 164686), (134, 162228), (201, 108152), (264, 82343), (268, 81114), (402, 54076), (536, 40557), (737, 29496), (804, 27038), (1229, 17688), (1474, 14748), (1608, 13519), (2211, 9832), (2458, 8844), (2948, 7374), (3687, 5896), (4422, 4916)]