21203100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7853}}^1$

素因数の和:7876

約数の個数: 72

約数和(自身を含む): 68172720

約数和(自身を除く): 46969620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7853, 15706, 23559, 31412, 39265, 47118, 70677, 78530, 94236, 117795, 141354, 157060, 196325, 212031, 235590, 282708, 353385, 392650, 424062, 471180, 588975, 706770, 785300, 848124, 1060155, 1177950, 1413540, 1766925, 2120310, 2355900, 3533850, 4240620, 5300775, 7067700, 10601550, 21203100]

約数ペア:

[(1, 21203100), (2, 10601550), (3, 7067700), (4, 5300775), (5, 4240620), (6, 3533850), (9, 2355900), (10, 2120310), (12, 1766925), (15, 1413540), (18, 1177950), (20, 1060155), (25, 848124), (27, 785300), (30, 706770), (36, 588975), (45, 471180), (50, 424062), (54, 392650), (60, 353385), (75, 282708), (90, 235590), (100, 212031), (108, 196325), (135, 157060), (150, 141354), (180, 117795), (225, 94236), (270, 78530), (300, 70677), (450, 47118), (540, 39265), (675, 31412), (900, 23559), (1350, 15706), (2700, 7853)]