About the Number

21532980

21532979 ← → 21532981

2進数表記:1010010001001000100110100

漢数字表記:二千百五十三万二千九百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 167 1 × 307 1

素因数の和:493
約数の個数: 96
約数和(自身を含む): 69543936
約数和(自身を除く): 48010956

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 167, 210, 307, 334, 420, 501, 614, 668, 835, 921, 1002, 1169, 1228, 1535, 1670, 1842, 2004, 2149, 2338, 2505, 3070, 3340, 3507, 3684, 4298, 4605, 4676, 5010, 5845, 6140, 6447, 7014, 8596, 9210, 10020, 10745, 11690, 12894, 14028, 17535, 18420, 21490, 23380, 25788, 32235, 35070, 42980, 51269, 64470, 70140, 102538, 128940, 153807, 205076, 256345, 307614, 358883, 512690, 615228, 717766, 769035, 1025380, 1076649, 1435532, 1538070, 1794415, 2153298, 3076140, 3588830, 4306596, 5383245, 7177660, 10766490, 21532980]

約数ペア:
[(1, 21532980), (2, 10766490), (3, 7177660), (4, 5383245), (5, 4306596), (6, 3588830), (7, 3076140), (10, 2153298), (12, 1794415), (14, 1538070), (15, 1435532), (20, 1076649), (21, 1025380), (28, 769035), (30, 717766), (35, 615228), (42, 512690), (60, 358883), (70, 307614), (84, 256345), (105, 205076), (140, 153807), (167, 128940), (210, 102538), (307, 70140), (334, 64470), (420, 51269), (501, 42980), (614, 35070), (668, 32235), (835, 25788), (921, 23380), (1002, 21490), (1169, 18420), (1228, 17535), (1535, 14028), (1670, 12894), (1842, 11690), (2004, 10745), (2149, 10020), (2338, 9210), (2505, 8596), (3070, 7014), (3340, 6447), (3507, 6140), (3684, 5845), (4298, 5010), (4605, 4676)]

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