21774690

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{281}}^1$

素因数の和:345

約数の個数: 128

約数和(自身を含む): 68221440

約数和(自身を除く): 46446750

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 41, 42, 45, 54, 63, 70, 82, 90, 105, 123, 126, 135, 189, 205, 210, 246, 270, 281, 287, 315, 369, 378, 410, 562, 574, 615, 630, 738, 843, 861, 945, 1107, 1230, 1405, 1435, 1686, 1722, 1845, 1890, 1967, 2214, 2529, 2583, 2810, 2870, 3690, 3934, 4215, 4305, 5058, 5166, 5535, 5901, 7587, 7749, 8430, 8610, 9835, 11070, 11521, 11802, 12645, 12915, 15174, 15498, 17703, 19670, 23042, 25290, 25830, 29505, 34563, 35406, 37935, 38745, 53109, 57605, 59010, 69126, 75870, 77490, 80647, 88515, 103689, 106218, 115210, 161294, 172815, 177030, 207378, 241941, 265545, 311067, 345630, 403235, 483882, 518445, 531090, 622134, 725823, 806470, 1036890, 1209705, 1451646, 1555335, 2177469, 2419410, 3110670, 3629115, 4354938, 7258230, 10887345, 21774690]

約数ペア:

[(1, 21774690), (2, 10887345), (3, 7258230), (5, 4354938), (6, 3629115), (7, 3110670), (9, 2419410), (10, 2177469), (14, 1555335), (15, 1451646), (18, 1209705), (21, 1036890), (27, 806470), (30, 725823), (35, 622134), (41, 531090), (42, 518445), (45, 483882), (54, 403235), (63, 345630), (70, 311067), (82, 265545), (90, 241941), (105, 207378), (123, 177030), (126, 172815), (135, 161294), (189, 115210), (205, 106218), (210, 103689), (246, 88515), (270, 80647), (281, 77490), (287, 75870), (315, 69126), (369, 59010), (378, 57605), (410, 53109), (562, 38745), (574, 37935), (615, 35406), (630, 34563), (738, 29505), (843, 25830), (861, 25290), (945, 23042), (1107, 19670), (1230, 17703), (1405, 15498), (1435, 15174), (1686, 12915), (1722, 12645), (1845, 11802), (1890, 11521), (1967, 11070), (2214, 9835), (2529, 8610), (2583, 8430), (2810, 7749), (2870, 7587), (3690, 5901), (3934, 5535), (4215, 5166), (4305, 5058)]