21653138124

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{331027}}^1$

素因数の和:331139

約数の個数: 72

約数和(自身を含む): 57837212160

約数和(自身を除く): 36184074036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 79, 92, 138, 158, 207, 237, 276, 316, 414, 474, 711, 828, 948, 1422, 1817, 2844, 3634, 5451, 7268, 10902, 16353, 21804, 32706, 65412, 331027, 662054, 993081, 1324108, 1986162, 2979243, 3972324, 5958486, 7613621, 11916972, 15227242, 22840863, 26151133, 30454484, 45681726, 52302266, 68522589, 78453399, 91363452, 104604532, 137045178, 156906798, 235360197, 274090356, 313813596, 470720394, 601476059, 941440788, 1202952118, 1804428177, 2405904236, 3608856354, 5413284531, 7217712708, 10826569062, 21653138124]

約数ペア:

[(1, 21653138124), (2, 10826569062), (3, 7217712708), (4, 5413284531), (6, 3608856354), (9, 2405904236), (12, 1804428177), (18, 1202952118), (23, 941440788), (36, 601476059), (46, 470720394), (69, 313813596), (79, 274090356), (92, 235360197), (138, 156906798), (158, 137045178), (207, 104604532), (237, 91363452), (276, 78453399), (316, 68522589), (414, 52302266), (474, 45681726), (711, 30454484), (828, 26151133), (948, 22840863), (1422, 15227242), (1817, 11916972), (2844, 7613621), (3634, 5958486), (5451, 3972324), (7268, 2979243), (10902, 1986162), (16353, 1324108), (21804, 993081), (32706, 662054), (65412, 331027)]