21163038

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{7333}}^1$

素因数の和:7388

約数の個数: 32

約数和(自身を含む): 46820256

約数和(自身を除く): 25657218

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 74, 78, 111, 222, 481, 962, 1443, 2886, 7333, 14666, 21999, 43998, 95329, 190658, 271321, 285987, 542642, 571974, 813963, 1627926, 3527173, 7054346, 10581519, 21163038]

約数ペア:

[(1, 21163038), (2, 10581519), (3, 7054346), (6, 3527173), (13, 1627926), (26, 813963), (37, 571974), (39, 542642), (74, 285987), (78, 271321), (111, 190658), (222, 95329), (481, 43998), (962, 21999), (1443, 14666), (2886, 7333)]