21095316

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{1973}}^1$

素因数の和:2003

約数の個数: 72

約数和(自身を含む): 60357024

約数和(自身を除く): 39261708

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1782, 1973, 2673, 3564, 3946, 5346, 5919, 7892, 10692, 11838, 17757, 21703, 23676, 35514, 43406, 53271, 65109, 71028, 86812, 106542, 130218, 159813, 195327, 213084, 260436, 319626, 390654, 479439, 585981, 639252, 781308, 958878, 1171962, 1757943, 1917756, 2343924, 3515886, 5273829, 7031772, 10547658, 21095316]

約数ペア:

[(1, 21095316), (2, 10547658), (3, 7031772), (4, 5273829), (6, 3515886), (9, 2343924), (11, 1917756), (12, 1757943), (18, 1171962), (22, 958878), (27, 781308), (33, 639252), (36, 585981), (44, 479439), (54, 390654), (66, 319626), (81, 260436), (99, 213084), (108, 195327), (132, 159813), (162, 130218), (198, 106542), (243, 86812), (297, 71028), (324, 65109), (396, 53271), (486, 43406), (594, 35514), (891, 23676), (972, 21703), (1188, 17757), (1782, 11838), (1973, 10692), (2673, 7892), (3564, 5919), (3946, 5346)]