21036624

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:612

約数の個数: 80

約数和(自身を含む): 62698368

約数和(自身を除く): 41661744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 137, 168, 274, 336, 411, 457, 548, 822, 914, 959, 1096, 1371, 1644, 1828, 1918, 2192, 2742, 2877, 3199, 3288, 3656, 3836, 5484, 5754, 6398, 6576, 7312, 7672, 9597, 10968, 11508, 12796, 15344, 19194, 21936, 23016, 25592, 38388, 46032, 51184, 62609, 76776, 125218, 153552, 187827, 250436, 375654, 438263, 500872, 751308, 876526, 1001744, 1314789, 1502616, 1753052, 2629578, 3005232, 3506104, 5259156, 7012208, 10518312, 21036624]

約数ペア:

[(1, 21036624), (2, 10518312), (3, 7012208), (4, 5259156), (6, 3506104), (7, 3005232), (8, 2629578), (12, 1753052), (14, 1502616), (16, 1314789), (21, 1001744), (24, 876526), (28, 751308), (42, 500872), (48, 438263), (56, 375654), (84, 250436), (112, 187827), (137, 153552), (168, 125218), (274, 76776), (336, 62609), (411, 51184), (457, 46032), (548, 38388), (822, 25592), (914, 23016), (959, 21936), (1096, 19194), (1371, 15344), (1644, 12796), (1828, 11508), (1918, 10968), (2192, 9597), (2742, 7672), (2877, 7312), (3199, 6576), (3288, 6398), (3656, 5754), (3836, 5484)]