21843720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1291}}^1$

素因数の和:1355

約数の個数: 96

約数和(自身を含む): 72558720

約数和(自身を除く): 50715000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 47, 60, 72, 90, 94, 120, 141, 180, 188, 235, 282, 360, 376, 423, 470, 564, 705, 846, 940, 1128, 1291, 1410, 1692, 1880, 2115, 2582, 2820, 3384, 3873, 4230, 5164, 5640, 6455, 7746, 8460, 10328, 11619, 12910, 15492, 16920, 19365, 23238, 25820, 30984, 38730, 46476, 51640, 58095, 60677, 77460, 92952, 116190, 121354, 154920, 182031, 232380, 242708, 303385, 364062, 464760, 485416, 546093, 606770, 728124, 910155, 1092186, 1213540, 1456248, 1820310, 2184372, 2427080, 2730465, 3640620, 4368744, 5460930, 7281240, 10921860, 21843720]

約数ペア:

[(1, 21843720), (2, 10921860), (3, 7281240), (4, 5460930), (5, 4368744), (6, 3640620), (8, 2730465), (9, 2427080), (10, 2184372), (12, 1820310), (15, 1456248), (18, 1213540), (20, 1092186), (24, 910155), (30, 728124), (36, 606770), (40, 546093), (45, 485416), (47, 464760), (60, 364062), (72, 303385), (90, 242708), (94, 232380), (120, 182031), (141, 154920), (180, 121354), (188, 116190), (235, 92952), (282, 77460), (360, 60677), (376, 58095), (423, 51640), (470, 46476), (564, 38730), (705, 30984), (846, 25820), (940, 23238), (1128, 19365), (1291, 16920), (1410, 15492), (1692, 12910), (1880, 11619), (2115, 10328), (2582, 8460), (2820, 7746), (3384, 6455), (3873, 5640), (4230, 5164)]