21911133034

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{191}}^1\times {\mathrm{4003}}^1$

素因数の和:4315

約数の個数: 64

約数和(自身を含む): 39852933120

約数和(自身を除く): 17941800086

約数列:

[1, 2, 7, 14, 23, 46, 89, 161, 178, 191, 322, 382, 623, 1246, 1337, 2047, 2674, 4003, 4094, 4393, 8006, 8786, 14329, 16999, 28021, 28658, 30751, 33998, 56042, 61502, 92069, 118993, 184138, 237986, 356267, 390977, 644483, 712534, 764573, 781954, 1288966, 1529146, 2493869, 2736839, 4987738, 5352011, 5473678, 8194141, 10704022, 16388282, 17585179, 35170358, 57358987, 68046997, 114717974, 123096253, 136093994, 246192506, 476328979, 952657958, 1565080931, 3130161862, 10955566517, 21911133034]

約数ペア:

[(1, 21911133034), (2, 10955566517), (7, 3130161862), (14, 1565080931), (23, 952657958), (46, 476328979), (89, 246192506), (161, 136093994), (178, 123096253), (191, 114717974), (322, 68046997), (382, 57358987), (623, 35170358), (1246, 17585179), (1337, 16388282), (2047, 10704022), (2674, 8194141), (4003, 5473678), (4094, 5352011), (4393, 4987738), (8006, 2736839), (8786, 2493869), (14329, 1529146), (16999, 1288966), (28021, 781954), (28658, 764573), (30751, 712534), (33998, 644483), (56042, 390977), (61502, 356267), (92069, 237986), (118993, 184138)]