21597786

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{3361}}^1$

素因数の和:3396

約数の個数: 64

約数和(自身を含む): 58095360

約数和(自身を除く): 36497574

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 102, 119, 126, 153, 189, 238, 306, 357, 378, 459, 714, 918, 1071, 2142, 3213, 3361, 6426, 6722, 10083, 20166, 23527, 30249, 47054, 57137, 60498, 70581, 90747, 114274, 141162, 171411, 181494, 211743, 342822, 399959, 423486, 514233, 635229, 799918, 1028466, 1199877, 1270458, 1542699, 2399754, 3085398, 3599631, 7199262, 10798893, 21597786]

約数ペア:

[(1, 21597786), (2, 10798893), (3, 7199262), (6, 3599631), (7, 3085398), (9, 2399754), (14, 1542699), (17, 1270458), (18, 1199877), (21, 1028466), (27, 799918), (34, 635229), (42, 514233), (51, 423486), (54, 399959), (63, 342822), (102, 211743), (119, 181494), (126, 171411), (153, 141162), (189, 114274), (238, 90747), (306, 70581), (357, 60498), (378, 57137), (459, 47054), (714, 30249), (918, 23527), (1071, 20166), (2142, 10083), (3213, 6722), (3361, 6426)]