21133025508

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{138461}}^1$

素因数の和:138577

約数の個数: 96

約数和(自身を含む): 59549736960

約数和(自身を除く): 38416711452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 23, 28, 42, 46, 69, 79, 84, 92, 138, 158, 161, 237, 276, 316, 322, 474, 483, 553, 644, 948, 966, 1106, 1659, 1817, 1932, 2212, 3318, 3634, 5451, 6636, 7268, 10902, 12719, 21804, 25438, 38157, 50876, 76314, 138461, 152628, 276922, 415383, 553844, 830766, 969227, 1661532, 1938454, 2907681, 3184603, 3876908, 5815362, 6369206, 9553809, 10938419, 11630724, 12738412, 19107618, 21876838, 22292221, 32815257, 38215236, 43753676, 44584442, 65630514, 66876663, 76568933, 89168884, 131261028, 133753326, 153137866, 229706799, 251583637, 267506652, 306275732, 459413598, 503167274, 754750911, 918827196, 1006334548, 1509501822, 1761085459, 3019003644, 3522170918, 5283256377, 7044341836, 10566512754, 21133025508]

約数ペア:

[(1, 21133025508), (2, 10566512754), (3, 7044341836), (4, 5283256377), (6, 3522170918), (7, 3019003644), (12, 1761085459), (14, 1509501822), (21, 1006334548), (23, 918827196), (28, 754750911), (42, 503167274), (46, 459413598), (69, 306275732), (79, 267506652), (84, 251583637), (92, 229706799), (138, 153137866), (158, 133753326), (161, 131261028), (237, 89168884), (276, 76568933), (316, 66876663), (322, 65630514), (474, 44584442), (483, 43753676), (553, 38215236), (644, 32815257), (948, 22292221), (966, 21876838), (1106, 19107618), (1659, 12738412), (1817, 11630724), (1932, 10938419), (2212, 9553809), (3318, 6369206), (3634, 5815362), (5451, 3876908), (6636, 3184603), (7268, 2907681), (10902, 1938454), (12719, 1661532), (21804, 969227), (25438, 830766), (38157, 553844), (50876, 415383), (76314, 276922), (138461, 152628)]