21606276

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{1321}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 53303040

約数和(自身を除く): 31696764

約数列:

[1, 2, 3, 4, 6, 12, 29, 47, 58, 87, 94, 116, 141, 174, 188, 282, 348, 564, 1321, 1363, 2642, 2726, 3963, 4089, 5284, 5452, 7926, 8178, 15852, 16356, 38309, 62087, 76618, 114927, 124174, 153236, 186261, 229854, 248348, 372522, 459708, 745044, 1800523, 3601046, 5401569, 7202092, 10803138, 21606276]

約数ペア:

[(1, 21606276), (2, 10803138), (3, 7202092), (4, 5401569), (6, 3601046), (12, 1800523), (29, 745044), (47, 459708), (58, 372522), (87, 248348), (94, 229854), (116, 186261), (141, 153236), (174, 124174), (188, 114927), (282, 76618), (348, 62087), (564, 38309), (1321, 16356), (1363, 15852), (2642, 8178), (2726, 7926), (3963, 5452), (4089, 5284)]