21236407164

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{297779}}^1$

素因数の和:298079

約数の個数: 72

約数和(自身を含む): 61566610560

約数和(自身を除く): 40330203396

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 283, 566, 849, 1132, 1698, 1981, 2547, 3396, 3962, 5094, 5943, 7924, 10188, 11886, 17829, 23772, 35658, 71316, 297779, 595558, 893337, 1191116, 1786674, 2084453, 2680011, 3573348, 4168906, 5360022, 6253359, 8337812, 10720044, 12506718, 18760077, 25013436, 37520154, 75040308, 84271457, 168542914, 252814371, 337085828, 505628742, 589900199, 758443113, 1011257484, 1179800398, 1516886226, 1769700597, 2359600796, 3033772452, 3539401194, 5309101791, 7078802388, 10618203582, 21236407164]

約数ペア:

[(1, 21236407164), (2, 10618203582), (3, 7078802388), (4, 5309101791), (6, 3539401194), (7, 3033772452), (9, 2359600796), (12, 1769700597), (14, 1516886226), (18, 1179800398), (21, 1011257484), (28, 758443113), (36, 589900199), (42, 505628742), (63, 337085828), (84, 252814371), (126, 168542914), (252, 84271457), (283, 75040308), (566, 37520154), (849, 25013436), (1132, 18760077), (1698, 12506718), (1981, 10720044), (2547, 8337812), (3396, 6253359), (3962, 5360022), (5094, 4168906), (5943, 3573348), (7924, 2680011), (10188, 2084453), (11886, 1786674), (17829, 1191116), (23772, 893337), (35658, 595558), (71316, 297779)]