21704256

素因数分解:

$2^6\times 3^2\times 7^2\times {\mathrm{769}}^1$

素因数の和:801

約数の個数: 126

約数和(自身を含む): 72462390

約数和(自身を除く): 50758134

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 64, 72, 84, 96, 98, 112, 126, 144, 147, 168, 192, 196, 224, 252, 288, 294, 336, 392, 441, 448, 504, 576, 588, 672, 769, 784, 882, 1008, 1176, 1344, 1538, 1568, 1764, 2016, 2307, 2352, 3076, 3136, 3528, 4032, 4614, 4704, 5383, 6152, 6921, 7056, 9228, 9408, 10766, 12304, 13842, 14112, 16149, 18456, 21532, 24608, 27684, 28224, 32298, 36912, 37681, 43064, 48447, 49216, 55368, 64596, 73824, 75362, 86128, 96894, 110736, 113043, 129192, 147648, 150724, 172256, 193788, 221472, 226086, 258384, 301448, 339129, 344512, 387576, 442944, 452172, 516768, 602896, 678258, 775152, 904344, 1033536, 1205792, 1356516, 1550304, 1808688, 2411584, 2713032, 3100608, 3617376, 5426064, 7234752, 10852128, 21704256]

約数ペア:

[(1, 21704256), (2, 10852128), (3, 7234752), (4, 5426064), (6, 3617376), (7, 3100608), (8, 2713032), (9, 2411584), (12, 1808688), (14, 1550304), (16, 1356516), (18, 1205792), (21, 1033536), (24, 904344), (28, 775152), (32, 678258), (36, 602896), (42, 516768), (48, 452172), (49, 442944), (56, 387576), (63, 344512), (64, 339129), (72, 301448), (84, 258384), (96, 226086), (98, 221472), (112, 193788), (126, 172256), (144, 150724), (147, 147648), (168, 129192), (192, 113043), (196, 110736), (224, 96894), (252, 86128), (288, 75362), (294, 73824), (336, 64596), (392, 55368), (441, 49216), (448, 48447), (504, 43064), (576, 37681), (588, 36912), (672, 32298), (769, 28224), (784, 27684), (882, 24608), (1008, 21532), (1176, 18456), (1344, 16149), (1538, 14112), (1568, 13842), (1764, 12304), (2016, 10766), (2307, 9408), (2352, 9228), (3076, 7056), (3136, 6921), (3528, 6152), (4032, 5383), (4614, 4704)]