21696402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{503}}^1$

素因数の和:607

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 32493678

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 79, 91, 158, 182, 237, 273, 474, 503, 546, 553, 1006, 1027, 1106, 1509, 1659, 2054, 3018, 3081, 3318, 3521, 6162, 6539, 7042, 7189, 10563, 13078, 14378, 19617, 21126, 21567, 39234, 39737, 43134, 45773, 79474, 91546, 119211, 137319, 238422, 274638, 278159, 516581, 556318, 834477, 1033162, 1549743, 1668954, 3099486, 3616067, 7232134, 10848201, 21696402]

約数ペア:

[(1, 21696402), (2, 10848201), (3, 7232134), (6, 3616067), (7, 3099486), (13, 1668954), (14, 1549743), (21, 1033162), (26, 834477), (39, 556318), (42, 516581), (78, 278159), (79, 274638), (91, 238422), (158, 137319), (182, 119211), (237, 91546), (273, 79474), (474, 45773), (503, 43134), (546, 39737), (553, 39234), (1006, 21567), (1027, 21126), (1106, 19617), (1509, 14378), (1659, 13078), (2054, 10563), (3018, 7189), (3081, 7042), (3318, 6539), (3521, 6162)]