21048504

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1489}}^1$

素因数の和:1548

約数の個数: 64

約数和(自身を含む): 57216000

約数和(自身を除く): 36167496

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 372, 456, 589, 744, 1178, 1489, 1767, 2356, 2978, 3534, 4467, 4712, 5956, 7068, 8934, 11912, 14136, 17868, 28291, 35736, 46159, 56582, 84873, 92318, 113164, 138477, 169746, 184636, 226328, 276954, 339492, 369272, 553908, 678984, 877021, 1107816, 1754042, 2631063, 3508084, 5262126, 7016168, 10524252, 21048504]

約数ペア:

[(1, 21048504), (2, 10524252), (3, 7016168), (4, 5262126), (6, 3508084), (8, 2631063), (12, 1754042), (19, 1107816), (24, 877021), (31, 678984), (38, 553908), (57, 369272), (62, 339492), (76, 276954), (93, 226328), (114, 184636), (124, 169746), (152, 138477), (186, 113164), (228, 92318), (248, 84873), (372, 56582), (456, 46159), (589, 35736), (744, 28291), (1178, 17868), (1489, 14136), (1767, 11912), (2356, 8934), (2978, 7068), (3534, 5956), (4467, 4712)]