21617388

素因数分解:

$2^2\times 3^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:288

約数の個数: 96

約数和(自身を含む): 61387200

約数和(自身を除く): 39769812

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 89, 108, 117, 156, 173, 178, 234, 267, 346, 351, 356, 468, 519, 534, 692, 702, 801, 1038, 1068, 1157, 1404, 1557, 1602, 2076, 2249, 2314, 2403, 3114, 3204, 3471, 4498, 4628, 4671, 4806, 6228, 6747, 6942, 8996, 9342, 9612, 10413, 13494, 13884, 15397, 18684, 20241, 20826, 26988, 30794, 31239, 40482, 41652, 46191, 60723, 61588, 62478, 80964, 92382, 121446, 124956, 138573, 184764, 200161, 242892, 277146, 400322, 415719, 554292, 600483, 800644, 831438, 1200966, 1662876, 1801449, 2401932, 3602898, 5404347, 7205796, 10808694, 21617388]

約数ペア:

[(1, 21617388), (2, 10808694), (3, 7205796), (4, 5404347), (6, 3602898), (9, 2401932), (12, 1801449), (13, 1662876), (18, 1200966), (26, 831438), (27, 800644), (36, 600483), (39, 554292), (52, 415719), (54, 400322), (78, 277146), (89, 242892), (108, 200161), (117, 184764), (156, 138573), (173, 124956), (178, 121446), (234, 92382), (267, 80964), (346, 62478), (351, 61588), (356, 60723), (468, 46191), (519, 41652), (534, 40482), (692, 31239), (702, 30794), (801, 26988), (1038, 20826), (1068, 20241), (1157, 18684), (1404, 15397), (1557, 13884), (1602, 13494), (2076, 10413), (2249, 9612), (2314, 9342), (2403, 8996), (3114, 6942), (3204, 6747), (3471, 6228), (4498, 4806), (4628, 4671)]