21219624

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{3169}}^1$

素因数の和:3215

約数の個数: 64

約数和(自身を含む): 60864000

約数和(自身を除く): 39644376

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3169, 3348, 6338, 6696, 9507, 12676, 19014, 25352, 28521, 38028, 57042, 76056, 85563, 98239, 114084, 171126, 196478, 228168, 294717, 342252, 392956, 589434, 684504, 785912, 884151, 1178868, 1768302, 2357736, 2652453, 3536604, 5304906, 7073208, 10609812, 21219624]

約数ペア:

[(1, 21219624), (2, 10609812), (3, 7073208), (4, 5304906), (6, 3536604), (8, 2652453), (9, 2357736), (12, 1768302), (18, 1178868), (24, 884151), (27, 785912), (31, 684504), (36, 589434), (54, 392956), (62, 342252), (72, 294717), (93, 228168), (108, 196478), (124, 171126), (186, 114084), (216, 98239), (248, 85563), (279, 76056), (372, 57042), (558, 38028), (744, 28521), (837, 25352), (1116, 19014), (1674, 12676), (2232, 9507), (3169, 6696), (3348, 6338)]