21818220676

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{241}}^1\times {\mathrm{1019}}^1$

素因数の和:1457

約数の個数: 96

約数和(自身を含む): 46445414400

約数和(自身を除く): 24627193724

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 167, 241, 266, 334, 482, 532, 668, 964, 1019, 1169, 1687, 2038, 2338, 3173, 3374, 4076, 4579, 4676, 6346, 6748, 7133, 9158, 12692, 14266, 18316, 19361, 22211, 28532, 32053, 38722, 40247, 44422, 64106, 77444, 80494, 88844, 128212, 135527, 160988, 170173, 245579, 271054, 281729, 340346, 491158, 542108, 563458, 680692, 764693, 982316, 1126916, 1191211, 1529386, 1719053, 2382422, 3058772, 3233287, 3438106, 4666001, 4764844, 5352851, 6466574, 6876212, 9332002, 10705702, 12933148, 18664004, 21411404, 22633009, 32662007, 41011693, 45266018, 65324014, 82023386, 90532036, 130648028, 164046772, 287081851, 574163702, 779222167, 1148327404, 1558444334, 3116888668, 5454555169, 10909110338, 21818220676]

約数ペア:

[(1, 21818220676), (2, 10909110338), (4, 5454555169), (7, 3116888668), (14, 1558444334), (19, 1148327404), (28, 779222167), (38, 574163702), (76, 287081851), (133, 164046772), (167, 130648028), (241, 90532036), (266, 82023386), (334, 65324014), (482, 45266018), (532, 41011693), (668, 32662007), (964, 22633009), (1019, 21411404), (1169, 18664004), (1687, 12933148), (2038, 10705702), (2338, 9332002), (3173, 6876212), (3374, 6466574), (4076, 5352851), (4579, 4764844), (4676, 4666001), (6346, 3438106), (6748, 3233287), (7133, 3058772), (9158, 2382422), (12692, 1719053), (14266, 1529386), (18316, 1191211), (19361, 1126916), (22211, 982316), (28532, 764693), (32053, 680692), (38722, 563458), (40247, 542108), (44422, 491158), (64106, 340346), (77444, 281729), (80494, 271054), (88844, 245579), (128212, 170173), (135527, 160988)]