21481350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:350

約数の個数: 96

約数和(自身を含む): 59567616

約数和(自身を除く): 38086266

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 47, 50, 55, 66, 75, 94, 110, 141, 150, 165, 235, 275, 277, 282, 330, 470, 517, 550, 554, 705, 825, 831, 1034, 1175, 1385, 1410, 1551, 1650, 1662, 2350, 2585, 2770, 3047, 3102, 3525, 4155, 5170, 6094, 6925, 7050, 7755, 8310, 9141, 12925, 13019, 13850, 15235, 15510, 18282, 20775, 25850, 26038, 30470, 38775, 39057, 41550, 45705, 65095, 76175, 77550, 78114, 91410, 130190, 143209, 152350, 195285, 228525, 286418, 325475, 390570, 429627, 457050, 650950, 716045, 859254, 976425, 1432090, 1952850, 2148135, 3580225, 4296270, 7160450, 10740675, 21481350]

約数ペア:

[(1, 21481350), (2, 10740675), (3, 7160450), (5, 4296270), (6, 3580225), (10, 2148135), (11, 1952850), (15, 1432090), (22, 976425), (25, 859254), (30, 716045), (33, 650950), (47, 457050), (50, 429627), (55, 390570), (66, 325475), (75, 286418), (94, 228525), (110, 195285), (141, 152350), (150, 143209), (165, 130190), (235, 91410), (275, 78114), (277, 77550), (282, 76175), (330, 65095), (470, 45705), (517, 41550), (550, 39057), (554, 38775), (705, 30470), (825, 26038), (831, 25850), (1034, 20775), (1175, 18282), (1385, 15510), (1410, 15235), (1551, 13850), (1650, 13019), (1662, 12925), (2350, 9141), (2585, 8310), (2770, 7755), (3047, 7050), (3102, 6925), (3525, 6094), (4155, 5170)]