21535824

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{353}}^1$

素因数の和:436

約数の個数: 80

約数和(自身を含む): 58996224

約数和(自身を除く): 37460400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 41, 48, 62, 82, 93, 123, 124, 164, 186, 246, 248, 328, 353, 372, 492, 496, 656, 706, 744, 984, 1059, 1271, 1412, 1488, 1968, 2118, 2542, 2824, 3813, 4236, 5084, 5648, 7626, 8472, 10168, 10943, 14473, 15252, 16944, 20336, 21886, 28946, 30504, 32829, 43419, 43772, 57892, 61008, 65658, 86838, 87544, 115784, 131316, 173676, 175088, 231568, 262632, 347352, 448663, 525264, 694704, 897326, 1345989, 1794652, 2691978, 3589304, 5383956, 7178608, 10767912, 21535824]

約数ペア:

[(1, 21535824), (2, 10767912), (3, 7178608), (4, 5383956), (6, 3589304), (8, 2691978), (12, 1794652), (16, 1345989), (24, 897326), (31, 694704), (41, 525264), (48, 448663), (62, 347352), (82, 262632), (93, 231568), (123, 175088), (124, 173676), (164, 131316), (186, 115784), (246, 87544), (248, 86838), (328, 65658), (353, 61008), (372, 57892), (492, 43772), (496, 43419), (656, 32829), (706, 30504), (744, 28946), (984, 21886), (1059, 20336), (1271, 16944), (1412, 15252), (1488, 14473), (1968, 10943), (2118, 10168), (2542, 8472), (2824, 7626), (3813, 5648), (4236, 5084)]