21035040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3371}}^1$

素因数の和:3402

約数の個数: 96

約数和(自身を含む): 71378496

約数和(自身を除く): 50343456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 3371, 6240, 6742, 10113, 13484, 16855, 20226, 26968, 33710, 40452, 43823, 50565, 53936, 67420, 80904, 87646, 101130, 107872, 131469, 134840, 161808, 175292, 202260, 219115, 262938, 269680, 323616, 350584, 404520, 438230, 525876, 539360, 657345, 701168, 809040, 876460, 1051752, 1314690, 1402336, 1618080, 1752920, 2103504, 2629380, 3505840, 4207008, 5258760, 7011680, 10517520, 21035040]

約数ペア:

[(1, 21035040), (2, 10517520), (3, 7011680), (4, 5258760), (5, 4207008), (6, 3505840), (8, 2629380), (10, 2103504), (12, 1752920), (13, 1618080), (15, 1402336), (16, 1314690), (20, 1051752), (24, 876460), (26, 809040), (30, 701168), (32, 657345), (39, 539360), (40, 525876), (48, 438230), (52, 404520), (60, 350584), (65, 323616), (78, 269680), (80, 262938), (96, 219115), (104, 202260), (120, 175292), (130, 161808), (156, 134840), (160, 131469), (195, 107872), (208, 101130), (240, 87646), (260, 80904), (312, 67420), (390, 53936), (416, 50565), (480, 43823), (520, 40452), (624, 33710), (780, 26968), (1040, 20226), (1248, 16855), (1560, 13484), (2080, 10113), (3120, 6742), (3371, 6240)]