21197237172

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{97577}}^1$

素因数の和:98048

約数の個数: 48

約数和(自身を含む): 50731192512

約数和(自身を除く): 29533955340

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 421, 516, 842, 1263, 1684, 2526, 5052, 18103, 36206, 54309, 72412, 97577, 108618, 195154, 217236, 292731, 390308, 585462, 1170924, 4195811, 8391622, 12587433, 16783244, 25174866, 41079917, 50349732, 82159834, 123239751, 164319668, 246479502, 492959004, 1766436431, 3532872862, 5299309293, 7065745724, 10598618586, 21197237172]

約数ペア:

[(1, 21197237172), (2, 10598618586), (3, 7065745724), (4, 5299309293), (6, 3532872862), (12, 1766436431), (43, 492959004), (86, 246479502), (129, 164319668), (172, 123239751), (258, 82159834), (421, 50349732), (516, 41079917), (842, 25174866), (1263, 16783244), (1684, 12587433), (2526, 8391622), (5052, 4195811), (18103, 1170924), (36206, 585462), (54309, 390308), (72412, 292731), (97577, 217236), (108618, 195154)]