21352248

素因数分解:

$2^3\times 3^4\times {\mathrm{83}}^1\times {\mathrm{397}}^1$

素因数の和:498

約数の個数: 80

約数和(自身を含む): 60679080

約数和(自身を除く): 39326832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 83, 108, 162, 166, 216, 249, 324, 332, 397, 498, 648, 664, 747, 794, 996, 1191, 1494, 1588, 1992, 2241, 2382, 2988, 3176, 3573, 4482, 4764, 5976, 6723, 7146, 8964, 9528, 10719, 13446, 14292, 17928, 21438, 26892, 28584, 32157, 32951, 42876, 53784, 64314, 65902, 85752, 98853, 128628, 131804, 197706, 257256, 263608, 296559, 395412, 593118, 790824, 889677, 1186236, 1779354, 2372472, 2669031, 3558708, 5338062, 7117416, 10676124, 21352248]

約数ペア:

[(1, 21352248), (2, 10676124), (3, 7117416), (4, 5338062), (6, 3558708), (8, 2669031), (9, 2372472), (12, 1779354), (18, 1186236), (24, 889677), (27, 790824), (36, 593118), (54, 395412), (72, 296559), (81, 263608), (83, 257256), (108, 197706), (162, 131804), (166, 128628), (216, 98853), (249, 85752), (324, 65902), (332, 64314), (397, 53784), (498, 42876), (648, 32951), (664, 32157), (747, 28584), (794, 26892), (996, 21438), (1191, 17928), (1494, 14292), (1588, 13446), (1992, 10719), (2241, 9528), (2382, 8964), (2988, 7146), (3176, 6723), (3573, 5976), (4482, 4764)]