21510360

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{2213}}^1$

素因数の和:2239

約数の個数: 96

約数和(自身を含む): 72530640

約数和(自身を除く): 51020280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 810, 972, 1080, 1215, 1620, 1944, 2213, 2430, 3240, 4426, 4860, 6639, 8852, 9720, 11065, 13278, 17704, 19917, 22130, 26556, 33195, 39834, 44260, 53112, 59751, 66390, 79668, 88520, 99585, 119502, 132780, 159336, 179253, 199170, 239004, 265560, 298755, 358506, 398340, 478008, 537759, 597510, 717012, 796680, 896265, 1075518, 1195020, 1434024, 1792530, 2151036, 2390040, 2688795, 3585060, 4302072, 5377590, 7170120, 10755180, 21510360]

約数ペア:

[(1, 21510360), (2, 10755180), (3, 7170120), (4, 5377590), (5, 4302072), (6, 3585060), (8, 2688795), (9, 2390040), (10, 2151036), (12, 1792530), (15, 1434024), (18, 1195020), (20, 1075518), (24, 896265), (27, 796680), (30, 717012), (36, 597510), (40, 537759), (45, 478008), (54, 398340), (60, 358506), (72, 298755), (81, 265560), (90, 239004), (108, 199170), (120, 179253), (135, 159336), (162, 132780), (180, 119502), (216, 99585), (243, 88520), (270, 79668), (324, 66390), (360, 59751), (405, 53112), (486, 44260), (540, 39834), (648, 33195), (810, 26556), (972, 22130), (1080, 19917), (1215, 17704), (1620, 13278), (1944, 11065), (2213, 9720), (2430, 8852), (3240, 6639), (4426, 4860)]