About the Number

21041004028

21041004027 ← → 21041004029

2進数表記:10011100110001001000011110111111100

漢数字表記:二百十億四千百万四千二十八

素因数分解:

2 2 × 11 1 × 53 1 × 331 1 × 27259 1

素因数の和:27658
約数の個数: 48
約数和(自身を含む): 41052251520
約数和(自身を除く): 20011247492

約数列:
[1, 2, 4, 11, 22, 44, 53, 106, 212, 331, 583, 662, 1166, 1324, 2332, 3641, 7282, 14564, 17543, 27259, 35086, 54518, 70172, 109036, 192973, 299849, 385946, 599698, 771892, 1199396, 1444727, 2889454, 5778908, 9022729, 15891997, 18045458, 31783994, 36090916, 63567988, 99250019, 198500038, 397000076, 478204637, 956409274, 1912818548, 5260251007, 10520502014, 21041004028]

約数ペア:
[(1, 21041004028), (2, 10520502014), (4, 5260251007), (11, 1912818548), (22, 956409274), (44, 478204637), (53, 397000076), (106, 198500038), (212, 99250019), (331, 63567988), (583, 36090916), (662, 31783994), (1166, 18045458), (1324, 15891997), (2332, 9022729), (3641, 5778908), (7282, 2889454), (14564, 1444727), (17543, 1199396), (27259, 771892), (35086, 599698), (54518, 385946), (70172, 299849), (109036, 192973)]

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