21150096

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{977}}^1$

素因数の和:1040

約数の個数: 80

約数和(自身を含む): 61121088

約数和(自身を除く): 39970992

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 41, 44, 48, 66, 82, 88, 123, 132, 164, 176, 246, 264, 328, 451, 492, 528, 656, 902, 977, 984, 1353, 1804, 1954, 1968, 2706, 2931, 3608, 3908, 5412, 5862, 7216, 7816, 10747, 10824, 11724, 15632, 21494, 21648, 23448, 32241, 40057, 42988, 46896, 64482, 80114, 85976, 120171, 128964, 160228, 171952, 240342, 257928, 320456, 440627, 480684, 515856, 640912, 881254, 961368, 1321881, 1762508, 1922736, 2643762, 3525016, 5287524, 7050032, 10575048, 21150096]

約数ペア:

[(1, 21150096), (2, 10575048), (3, 7050032), (4, 5287524), (6, 3525016), (8, 2643762), (11, 1922736), (12, 1762508), (16, 1321881), (22, 961368), (24, 881254), (33, 640912), (41, 515856), (44, 480684), (48, 440627), (66, 320456), (82, 257928), (88, 240342), (123, 171952), (132, 160228), (164, 128964), (176, 120171), (246, 85976), (264, 80114), (328, 64482), (451, 46896), (492, 42988), (528, 40057), (656, 32241), (902, 23448), (977, 21648), (984, 21494), (1353, 15632), (1804, 11724), (1954, 10824), (1968, 10747), (2706, 7816), (2931, 7216), (3608, 5862), (3908, 5412)]