21102816

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1064

約数の個数: 96

約数和(自身を含む): 65415168

約数和(自身を除く): 44312352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 32, 42, 48, 56, 62, 84, 93, 96, 112, 124, 168, 186, 217, 224, 248, 336, 372, 434, 496, 651, 672, 744, 868, 992, 1013, 1302, 1488, 1736, 2026, 2604, 2976, 3039, 3472, 4052, 5208, 6078, 6944, 7091, 8104, 10416, 12156, 14182, 16208, 20832, 21273, 24312, 28364, 31403, 32416, 42546, 48624, 56728, 62806, 85092, 94209, 97248, 113456, 125612, 170184, 188418, 219821, 226912, 251224, 340368, 376836, 439642, 502448, 659463, 680736, 753672, 879284, 1004896, 1318926, 1507344, 1758568, 2637852, 3014688, 3517136, 5275704, 7034272, 10551408, 21102816]

約数ペア:

[(1, 21102816), (2, 10551408), (3, 7034272), (4, 5275704), (6, 3517136), (7, 3014688), (8, 2637852), (12, 1758568), (14, 1507344), (16, 1318926), (21, 1004896), (24, 879284), (28, 753672), (31, 680736), (32, 659463), (42, 502448), (48, 439642), (56, 376836), (62, 340368), (84, 251224), (93, 226912), (96, 219821), (112, 188418), (124, 170184), (168, 125612), (186, 113456), (217, 97248), (224, 94209), (248, 85092), (336, 62806), (372, 56728), (434, 48624), (496, 42546), (651, 32416), (672, 31403), (744, 28364), (868, 24312), (992, 21273), (1013, 20832), (1302, 16208), (1488, 14182), (1736, 12156), (2026, 10416), (2604, 8104), (2976, 7091), (3039, 6944), (3472, 6078), (4052, 5208)]