21358458

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{877}}^1$

素因数の和:940

約数の個数: 64

約数和(自身を含む): 53101440

約数和(自身を除く): 31742982

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 41, 54, 66, 82, 99, 123, 198, 246, 297, 369, 451, 594, 738, 877, 902, 1107, 1353, 1754, 2214, 2631, 2706, 4059, 5262, 7893, 8118, 9647, 12177, 15786, 19294, 23679, 24354, 28941, 35957, 47358, 57882, 71914, 86823, 107871, 173646, 215742, 260469, 323613, 395527, 520938, 647226, 791054, 970839, 1186581, 1941678, 2373162, 3559743, 7119486, 10679229, 21358458]

約数ペア:

[(1, 21358458), (2, 10679229), (3, 7119486), (6, 3559743), (9, 2373162), (11, 1941678), (18, 1186581), (22, 970839), (27, 791054), (33, 647226), (41, 520938), (54, 395527), (66, 323613), (82, 260469), (99, 215742), (123, 173646), (198, 107871), (246, 86823), (297, 71914), (369, 57882), (451, 47358), (594, 35957), (738, 28941), (877, 24354), (902, 23679), (1107, 19294), (1353, 15786), (1754, 12177), (2214, 9647), (2631, 8118), (2706, 7893), (4059, 5262)]