21433368

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{4273}}^1$

素因数の和:4312

約数の個数: 64

約数和(自身を含む): 61545600

約数和(自身を除く): 40112232

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 209, 228, 264, 418, 456, 627, 836, 1254, 1672, 2508, 4273, 5016, 8546, 12819, 17092, 25638, 34184, 47003, 51276, 81187, 94006, 102552, 141009, 162374, 188012, 243561, 282018, 324748, 376024, 487122, 564036, 649496, 893057, 974244, 1128072, 1786114, 1948488, 2679171, 3572228, 5358342, 7144456, 10716684, 21433368]

約数ペア:

[(1, 21433368), (2, 10716684), (3, 7144456), (4, 5358342), (6, 3572228), (8, 2679171), (11, 1948488), (12, 1786114), (19, 1128072), (22, 974244), (24, 893057), (33, 649496), (38, 564036), (44, 487122), (57, 376024), (66, 324748), (76, 282018), (88, 243561), (114, 188012), (132, 162374), (152, 141009), (209, 102552), (228, 94006), (264, 81187), (418, 51276), (456, 47003), (627, 34184), (836, 25638), (1254, 17092), (1672, 12819), (2508, 8546), (4273, 5016)]