21861912

素因数分解:

$2^3\times 3^1\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:316

約数の個数: 64

約数和(自身を含む): 56469600

約数和(自身を除く): 34607688

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 61, 109, 122, 137, 183, 218, 244, 274, 327, 366, 411, 436, 488, 548, 654, 732, 822, 872, 1096, 1308, 1464, 1644, 2616, 3288, 6649, 8357, 13298, 14933, 16714, 19947, 25071, 26596, 29866, 33428, 39894, 44799, 50142, 53192, 59732, 66856, 79788, 89598, 100284, 119464, 159576, 179196, 200568, 358392, 910913, 1821826, 2732739, 3643652, 5465478, 7287304, 10930956, 21861912]

約数ペア:

[(1, 21861912), (2, 10930956), (3, 7287304), (4, 5465478), (6, 3643652), (8, 2732739), (12, 1821826), (24, 910913), (61, 358392), (109, 200568), (122, 179196), (137, 159576), (183, 119464), (218, 100284), (244, 89598), (274, 79788), (327, 66856), (366, 59732), (411, 53192), (436, 50142), (488, 44799), (548, 39894), (654, 33428), (732, 29866), (822, 26596), (872, 25071), (1096, 19947), (1308, 16714), (1464, 14933), (1644, 13298), (2616, 8357), (3288, 6649)]