21167972406

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{323699}}^1$

素因数の和:323890

約数の個数: 64

約数和(自身を含む): 54070848000

約数和(自身を除く): 32902875594

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 173, 189, 346, 378, 519, 1038, 1211, 1557, 2422, 3114, 3633, 4671, 7266, 9342, 10899, 21798, 32697, 65394, 323699, 647398, 971097, 1942194, 2265893, 2913291, 4531786, 5826582, 6797679, 8739873, 13595358, 17479746, 20393037, 40786074, 55999927, 61179111, 111999854, 122358222, 167999781, 335999562, 391999489, 503999343, 783998978, 1007998686, 1175998467, 1511998029, 2351996934, 3023996058, 3527995401, 7055990802, 10583986203, 21167972406]

約数ペア:

[(1, 21167972406), (2, 10583986203), (3, 7055990802), (6, 3527995401), (7, 3023996058), (9, 2351996934), (14, 1511998029), (18, 1175998467), (21, 1007998686), (27, 783998978), (42, 503999343), (54, 391999489), (63, 335999562), (126, 167999781), (173, 122358222), (189, 111999854), (346, 61179111), (378, 55999927), (519, 40786074), (1038, 20393037), (1211, 17479746), (1557, 13595358), (2422, 8739873), (3114, 6797679), (3633, 5826582), (4671, 4531786), (7266, 2913291), (9342, 2265893), (10899, 1942194), (21798, 971097), (32697, 647398), (65394, 323699)]