21912330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2887}}^1$

素因数の和:2931

約数の個数: 64

約数和(自身を含む): 59885568

約数和(自身を除く): 37973238

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 138, 165, 230, 253, 330, 345, 506, 690, 759, 1265, 1518, 2530, 2887, 3795, 5774, 7590, 8661, 14435, 17322, 28870, 31757, 43305, 63514, 66401, 86610, 95271, 132802, 158785, 190542, 199203, 317570, 332005, 398406, 476355, 664010, 730411, 952710, 996015, 1460822, 1992030, 2191233, 3652055, 4382466, 7304110, 10956165, 21912330]

約数ペア:

[(1, 21912330), (2, 10956165), (3, 7304110), (5, 4382466), (6, 3652055), (10, 2191233), (11, 1992030), (15, 1460822), (22, 996015), (23, 952710), (30, 730411), (33, 664010), (46, 476355), (55, 398406), (66, 332005), (69, 317570), (110, 199203), (115, 190542), (138, 158785), (165, 132802), (230, 95271), (253, 86610), (330, 66401), (345, 63514), (506, 43305), (690, 31757), (759, 28870), (1265, 17322), (1518, 14435), (2530, 8661), (2887, 7590), (3795, 5774)]