21660288

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4339}}^1$

素因数の和:4369

約数の個数: 64

約数和(自身を含む): 61975200

約数和(自身を除く): 40314912

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, 4339, 4992, 8678, 13017, 17356, 26034, 34712, 52068, 56407, 69424, 104136, 112814, 138848, 169221, 208272, 225628, 277696, 338442, 416544, 451256, 555392, 676884, 833088, 902512, 1353768, 1666176, 1805024, 2707536, 3610048, 5415072, 7220096, 10830144, 21660288]

約数ペア:

[(1, 21660288), (2, 10830144), (3, 7220096), (4, 5415072), (6, 3610048), (8, 2707536), (12, 1805024), (13, 1666176), (16, 1353768), (24, 902512), (26, 833088), (32, 676884), (39, 555392), (48, 451256), (52, 416544), (64, 338442), (78, 277696), (96, 225628), (104, 208272), (128, 169221), (156, 138848), (192, 112814), (208, 104136), (312, 69424), (384, 56407), (416, 52068), (624, 34712), (832, 26034), (1248, 17356), (1664, 13017), (2496, 8678), (4339, 4992)]