21410688

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4289}}^1$

素因数の和:4319

約数の個数: 64

約数和(自身を含む): 61261200

約数和(自身を除く): 39850512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 832, 1248, 1664, 2496, 4289, 4992, 8578, 12867, 17156, 25734, 34312, 51468, 55757, 68624, 102936, 111514, 137248, 167271, 205872, 223028, 274496, 334542, 411744, 446056, 548992, 669084, 823488, 892112, 1338168, 1646976, 1784224, 2676336, 3568448, 5352672, 7136896, 10705344, 21410688]

約数ペア:

[(1, 21410688), (2, 10705344), (3, 7136896), (4, 5352672), (6, 3568448), (8, 2676336), (12, 1784224), (13, 1646976), (16, 1338168), (24, 892112), (26, 823488), (32, 669084), (39, 548992), (48, 446056), (52, 411744), (64, 334542), (78, 274496), (96, 223028), (104, 205872), (128, 167271), (156, 137248), (192, 111514), (208, 102936), (312, 68624), (384, 55757), (416, 51468), (624, 34312), (832, 25734), (1248, 17156), (1664, 12867), (2496, 8578), (4289, 4992)]