21812196

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2677}}^1$

素因数の和:2788

約数の個数: 48

約数和(自身を含む): 58787456

約数和(自身を除く): 36975260

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 97, 194, 291, 388, 582, 679, 1164, 1358, 2037, 2677, 2716, 4074, 5354, 8031, 8148, 10708, 16062, 18739, 32124, 37478, 56217, 74956, 112434, 224868, 259669, 519338, 779007, 1038676, 1558014, 1817683, 3116028, 3635366, 5453049, 7270732, 10906098, 21812196]

約数ペア:

[(1, 21812196), (2, 10906098), (3, 7270732), (4, 5453049), (6, 3635366), (7, 3116028), (12, 1817683), (14, 1558014), (21, 1038676), (28, 779007), (42, 519338), (84, 259669), (97, 224868), (194, 112434), (291, 74956), (388, 56217), (582, 37478), (679, 32124), (1164, 18739), (1358, 16062), (2037, 10708), (2677, 8148), (2716, 8031), (4074, 5354)]