21035970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4583}}^1$

素因数の和:4616

約数の個数: 64

約数和(自身を含む): 59408640

約数和(自身を除く): 38372670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4583, 4590, 9166, 13749, 22915, 27498, 41247, 45830, 68745, 77911, 82494, 123741, 137490, 155822, 206235, 233733, 247482, 389555, 412470, 467466, 618705, 701199, 779110, 1168665, 1237410, 1402398, 2103597, 2337330, 3505995, 4207194, 7011990, 10517985, 21035970]

約数ペア:

[(1, 21035970), (2, 10517985), (3, 7011990), (5, 4207194), (6, 3505995), (9, 2337330), (10, 2103597), (15, 1402398), (17, 1237410), (18, 1168665), (27, 779110), (30, 701199), (34, 618705), (45, 467466), (51, 412470), (54, 389555), (85, 247482), (90, 233733), (102, 206235), (135, 155822), (153, 137490), (170, 123741), (255, 82494), (270, 77911), (306, 68745), (459, 45830), (510, 41247), (765, 27498), (918, 22915), (1530, 13749), (2295, 9166), (4583, 4590)]