21060090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{8069}}^1$

素因数の和:8111

約数の個数: 48

約数和(自身を含む): 56651400

約数和(自身を除く): 35591310

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 8069, 16138, 24207, 40345, 48414, 72621, 80690, 121035, 145242, 234001, 242070, 363105, 468002, 702003, 726210, 1170005, 1404006, 2106009, 2340010, 3510015, 4212018, 7020030, 10530045, 21060090]

約数ペア:

[(1, 21060090), (2, 10530045), (3, 7020030), (5, 4212018), (6, 3510015), (9, 2340010), (10, 2106009), (15, 1404006), (18, 1170005), (29, 726210), (30, 702003), (45, 468002), (58, 363105), (87, 242070), (90, 234001), (145, 145242), (174, 121035), (261, 80690), (290, 72621), (435, 48414), (522, 40345), (870, 24207), (1305, 16138), (2610, 8069)]