21167976

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{761}}^1$

素因数の和:850

約数の個数: 64

約数和(自身を含む): 56692800

約数和(自身を除く): 35524824

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 61, 76, 114, 122, 152, 183, 228, 244, 366, 456, 488, 732, 761, 1159, 1464, 1522, 2283, 2318, 3044, 3477, 4566, 4636, 6088, 6954, 9132, 9272, 13908, 14459, 18264, 27816, 28918, 43377, 46421, 57836, 86754, 92842, 115672, 139263, 173508, 185684, 278526, 347016, 371368, 557052, 881999, 1114104, 1763998, 2645997, 3527996, 5291994, 7055992, 10583988, 21167976]

約数ペア:

[(1, 21167976), (2, 10583988), (3, 7055992), (4, 5291994), (6, 3527996), (8, 2645997), (12, 1763998), (19, 1114104), (24, 881999), (38, 557052), (57, 371368), (61, 347016), (76, 278526), (114, 185684), (122, 173508), (152, 139263), (183, 115672), (228, 92842), (244, 86754), (366, 57836), (456, 46421), (488, 43377), (732, 28918), (761, 27816), (1159, 18264), (1464, 14459), (1522, 13908), (2283, 9272), (2318, 9132), (3044, 6954), (3477, 6088), (4566, 4636)]